Chemistry High School

The absolute pressure at the bottom of a container of fluid is 140kPa. One layer of fluid is clearly water with a depth of 20cm. The other mysterious fluid though has a depth of 30cm. a) What is the density of the unknown fluid?
b) Which layer is on top in the container?

Answers

Answer 1

a). Thus, the density of the unknown fluid is 720 kg/m³. b).  So, the water layer is at the bottom and the unknown fluid layer is on top in the container. are the answers

Given data Absolute pressure at the bottom of the container of fluid = 140kPa

Depth of the water layer = 20 cm

Depth of the unknown fluid layer = 30 cm

a) Density of the unknown fluid

Let the density of the unknown fluid be ρ2 Formula used

Pressure = Density × gravity × height + Atmospheric pressure

At the bottom of the

container Pressure = Density × gravity × height + Atmospheric pressure

140 kPa = ρ1 × 9.8 m/s² × (0.2 + 0.3) m + atmospheric pressure

Also, Density of water = 1000 kg/m³

We need to find the density of the unknown fluid i.e. ρ2

Thus, the density of the unknown fluid is 720 kg/m³

b) Layer which is on top in the container

Water is denser than the unknown fluid

So, the water layer is at the bottom and the unknown fluid layer is on top in the container.

Hence, option (C) is correct.

to know more about density visit:

https://brainly.com/question/29775886

#SPJ11

Answer 2

a) The density of the unknown fluid is 478.48 kg/m³.

b) The layer of the unknown fluid is on top of the container.

Given that the absolute pressure at the bottom of a container of fluid is 140 kPa. One layer of fluid is clearly water with a depth of 20 cm. The other mysterious fluid though has a depth of 30 cm. We need to find out the density of the unknown fluid and also identify which layer is on top of the container.

We know that the pressure at the bottom of a container of fluid is given by the formula:

P = hρg

Where,

P is the absolute pressure

h is the depth

ρ is the density

g is the acceleration due to gravity

Substituting the given values in the formula, for water,

P = hρg

140 × 10³ = 20 × ρ × 9.81

ρ = 716.92 kg/m³

Similarly for the other fluid,

P = hρg

140 × 10³ = 30 × ρ × 9.81

ρ = 478.48 kg/m³

Therefore, the density of the unknown fluid is 478.48 kg/m³.

Now, to identify the layer that is on top in the container, we need to compare the densities of the two layers. The layer with the lower density will be on top. Here, we can see that the density of water (which is 716.92 kg/m³) is greater than the density of the unknown fluid (which is 478.48 kg/m³). Therefore, the layer of the unknown fluid is on top of the container.

Learn more about density here: https://brainly.com/question/26364788

#SPJ11

Related Questions

which of the following statements about miscible liquids is correct? i. the components form a homogeneous solution. ii. the partial pressure of each component is the vapor pressure of the mixture times the components mole fraction. iii. each component has its own vapor pressure.

Answers

Option i. the components form a homogeneous solution is correct statements about miscible liquids.

When we talk about miscible liquids, these are liquids that can mix in any proportion without separating, given that the components form a homogeneous solution.

The following statement about miscible liquids is correct: i. the components form a homogeneous solution.

Let's look at each option one by one:i. The components form a homogeneous solution.

Mixtures of liquids that are completely soluble in each other in all proportions are called miscible liquids.

For example, ethanol and water are miscible in each other.

The mixture of the two will be a homogeneous solution where the two components are completely blended

.ii. The partial pressure of each component is the vapor pressure of the mixture times the components mole fraction.

This statement applies to the Raoult's law for ideal solutions, which holds only for solutions of non-electrolytes.

According to Raoult's law, for an ideal solution, the partial pressure of each component in the vapor phase is equal to the product of the vapor pressure of the pure component and its mole fraction in the solution.

iii. Each component has its own vapor pressure.

This is a statement about immiscible liquids rather than miscible liquids.

In immiscible liquids, the components are not soluble in each other, so each component has its own vapor pressure and forms separate layers when mixed.

In conclusion, the correct statement about miscible liquids is that the components form a homogeneous solution.

For more questions on miscible liquids.

https://brainly.com/question/31393145

#SPJ8

A Grignard reaction will fail in the presence of which species? A diethyl ether B alkenes C aromatic groups D water

Answers

A Grignard reaction will fail in the presence of D) water. Grignard reactions involve the reaction of a Grignard reagent, typically an alkyl or aryl magnesium halide, with a variety of electrophiles to form new carbon-carbon bonds.

These reactions are highly sensitive to the presence of water (H2O). Water can react with the Grignard reagent, hydrolyzing it and preventing it from participating in the desired reaction.When water is present, it can protonate the alkyl or aryl magnesium halide species to form an alkane or an alcohol, respectively. This side reaction reduces the concentration of the Grignard reagent and prevents it from reacting with the desired electrophile. Therefore, the presence of water inhibits the success of a Grignard reaction.The other options listed (diethyl ether, alkenes, aromatic groups) do not interfere significantly with Grignard reactions and are often used as solvents or reactants in these reactions.

To learn more about Grignard reaction:

https://brainly.com/question/32615442

#SPJ11

according to the ideal gas law, what happens to the volume of a gas when the pressure doubles (all else held constant)? apex

Answers

Pressure and volume are proportional in direct variation, with the temperature and the number of gas molecules constant.

According to the Ideal Gas Law, what happens to the volume of a gas when the pressure doubles (all else held constant)

If the pressure of a gas is doubled (all other variables being constant), the volume of the gas will be halved. The formula for the Ideal Gas Law is PV = nRT,

where P = pressure, V = volume,

n = number of moles of gas,

R = the universal gas constant, and T = temperature.

The law states that the product of pressure and volume is proportional to the absolute temperature of the gas when all other variables are constant.

In a fixed container with a fixed number of molecules, doubling the pressure reduces the volume by half. The relationship between pressure and volume is a positive linear one. Pressure and volume are proportional in direct variation, with the temperature and the number of gas molecules constant.

To know more about ideal gas law, visit:

https://brainly.com/question/12624936

#SPJ11

Other Questions
what is the probability that the length of stay in the icu is one day or less (to 4 decimals)? find the volume v of the described solid s. a cap of a sphere with radius r and height h v = incorrect: your answer is incorrect. A study was carried out to compare the effectiveness of the two vaccines A and B. The study reported that of the 900 adults who were randomly assigned vaccine A, 18 got the virus. Of the 600 adults who were randomly assigned vaccine B, 30 got the virus (round to two decimal places as needed).Construct a 95% confidence interval for comparing the two vaccines (define vaccine A as population 1 and vaccine B as population 2Suppose the two vaccines A and B were claimed to have the same effectiveness in preventing infection from the virus. A researcher wants to find out if there is a significant difference in the proportions of adults who got the virus after vaccinated using a significance level of 0.05.What is the test statistic? Find the sum of the first 27 termsof the arithmetic sequence.First, fill in the equation.a= 5 and a27Sn = 2/(a + an)Sn =[?]2+=83 Bonds and Their Valuation: Calculating Yields Unlike the coupon interest rate, which is fixed, a bond's yield varies from day to day depending on market conditions. To be most useful, it should give us an estimate of the rate of return an investor would earn if that investor purchased the bond today and held it for its remaining life. There are three different yield calculations: Current yield, yield to maturity, and yield to call. A bond's current yield is calculated as the annual interest payment divided by the current price. Unlike the yield to maturity or the yield to call, it does not represent the actual return that investors should expect because it does not account for the capital gain or loss that will be realized if the bond is held until it matures or is called. This vield was popular before calculators and computers came along because it was easy to calculate; however, because it can be misleading, the yield to maturity and yield to call are more relevant. The yield to maturity (YTM) is the rate of return earned on a bond if it is held to maturity. It is the interest rate that forces the present value of the bond to equal the present values of the interest payments received during the life of the bond and the maturity value received at the bond's maturity. Calculate YTM using a financial calculator by entering the number of payment periods until maturity for N, the price of the bond for PV, the interest payments for PMT, and the maturity value for FV. Then solve for 1/YR YTM. Remember, you need to make the appropriate adjustments for a semiannual bond and realize that the calculated 1/YR is on a periodic basis so you will need to multiply the rate by 2 to obtain the annual rate. In addition, you need to make sure that the signs for PMT and FV are identical and that the opposite sign is used for PV; otherwise, your answer will be incorrect The yield to call (YTC) is the rate of return earned on a bond when it is called before its maturity date. The equation for solving for the YTC is shown below! Price of bond - Int. (1+2) + Call price (1+r) Calculate YTC using a financial calculator by entering the number of payment periods until call for N, the price of the band for PV, the interest payments for PMT, and the call price for FV. Then you can solve for 1/YR YTC. Again, remember you need to make the appropriate adjustments for a semiannual bond and realize that the calculated I/YR is on a periodic basis so you will need to multiply the rate by 2 to obtain the annual rate. In addition, you need to make sure that the signs for PMT and FV are identical and the opposite sign is used for PV; otherwise, your answer will be incorrect. A company is more likely to call its bonds if they are able to replace their current high-coupon debt with less expensive financing. A bond is more likely to be called if its price is Select par-because this means that the going market interest rate is less than its coupon rate. Quantitative Problem: Ace Products has a bond issue outstanding with 15 years remaining to maturity, a coupon rate of 7.6% with semiannual payments of $38, and a par value of $1,000. The price of each bond in the issue is $1,220.00. The bond issue is callable in 5 years at a call price of $1,076. What is the band's current yield? Do not round Intermediate calculations. Round your answer to two decimal places. What is the band's nominal annual yield to maturity (YTM)? Do not round intermediate calculations. Round your answer to two decimal places. What is the band's nominal annual yield to call (YTC)? Do not round intermediate calculations. Round your answer to two decimal places. Assuming interest rates remain at current levels, will the bond issue be called? The firm sewd call the bond. Relative to the ground, a car has a velocity of 17.3 m/s, directed due north. Relative to this car, a truck has a velocity of 23.0 m/s, directed 52.0 north of east. What is the magnitude of the truc perform online research and choose a career in the financial services industry. determine the education you will need to prepare for this career. Conduct research and find examples of each of the following consumer sales promotions and answer the following questions in 300-400-word response:Coupons are a common tool of integrated marketing communication (IMC). How have coupons influenced your purchase of a product or service? What are the features of the coupon that were most influential in your purchase decision?Many firms use contests or sweepstakes to promote their product. How does a contest or a sweepstake impact or influence your decision to purchase? Did you win any of the prizes as a result? Did this influence your view of the product? Why or why not?Samples are often given out at supermarkets or can be sent through the mail. Has tasting a sample resulted in your buying the product? If so, did you become brand loyal to the product? If not, why not? What is your opinion on the samples effectiveness as a promotional tool?Be sure to properly cite your sources using APA; include your references and in-text citations. Show your work please help me its due tomorrow!!!! Forthis discussion, we are going to explore State Court Websites and evaluate the information on those sites. As a reminder, the courts are part of the Judicial Branch of government. Suggested search terms to locate the websites are "Connecticut State Courts" or "Connecticut Judicial Branch."Examine 2 different State Court websites (you can choose which states) and describe one subject addressed on both sites (For example: "Do it Yourself Divorce." Or "Access to Justice Commission.") Describe in your own words the information available on this topic on each State Court site. Tell us which of the two-state court websites you think was the most user friendly and informative on the subject, and explain why. In 2016, Maddi Ltd had 8,200 units of sales. All of the manufacturing costs were variable and totalled $70,000 during the year. As well as producing the units, Maddi Ltd also had a shop in which it sold their units. The costs associated with the shop were $94,000 of variable and $86,400 of fixed. Total sales were $262,400. The break even in revenue (expressed in dollars) in 2016 was: a. $117,856 O d. $7,200 e. Unable to be calculated with the provided information. Ob. $3,683 c. $230,400 Choose the correct answer (Geology)5. Isoclinal fold has: O a. The two limbs dip in the same direction. Ob. The two limbs dip at equal angle in the same direction. O c. The two limbs dip at equal angle in different direction. A product whose EOQ is 40 experiences a decrease in holding cost from $16 per unit annually to $1. The revised EOQ is Osixteen times as large O four times as large O one-fourth as large O one-sixteen as large O can not be determined illustrate with example first mile and last miledistribution? Lane Industries is considering three independent projects, each of which requires a $1.6 million investment. The estimated internal rate of return (IRR) and cost of capital for these projects are presented here:Project H (high risk):Cost of capital = 12%IRR = 14%Project M (medium risk):Cost of capital = 11%IRR = 9%Project L (low risk):Cost of capital = 7%IRR = 8%Note that the projects' costs of capital vary because the projects have different levels of risk. The company's optimal capital structure calls for 40% debt and 60% common equity, and it expects to have net income of $3,500,000. If Lane establishes its dividends from the residual dividend model, what will be its payout ratio? Round your answer to 2 decimal places._____________% Can you please produce a business case for a new ablution project to be built at a school.The new ablution to be built is meant for sanitation reasons because of students coming back to school after a long restriction from face to face classes because of covid. the new ablution would serve as a covid measure. The additional growth of plants in one week are recorded for 11 plants with a sample standard deviation of 2 inches and sample mean of 10 inches. t at the 0.10 significance level = Ex 1,234 Margin of error = Ex: 1.234 Confidence interval = [ Ex: 12.345 1 Ex: 12345 [smaller value, larger value] the somatosensory cortex serves as the leading edge of the ____ lobe. please fast.- 14. A 0.400 kg physics cart is moving with a velocity of 0.22 m/s. This cart collides inelastically with a second stationary cart and the two move off together with a velocity of 0.16 m/s. What was A large retailer selling food and most routinely purchased consumer products is aA) hypermarket.B) supermarket.C) discount store.D) warehouse club.E) superstore.