How many significant figures are in this measurement: 1,250,500

Answers

Answer 1
There are 5 significant figures

Related Questions

True or False: Photosynthesis can happen anytime, regardless of the amount of reactants present or the presence of sunlight.

Answers

the answer is false .

Answer:

This is false

Explanation:

Im in bio and we just learned this lol

A closed container has 5.60 x 1023 molecules of oxygen gas (O2). How many moles is that?

Answers

The answer is 5.60 x 1023= 5,728.8

If you are given 4.38g of a metal and this is reacted with air to produce a metal oxide weighing 5.18g. What is the Metal?

Answers

Answer:

Magnesium

Explanation:

Magnesium reacts  with  air (oxygen) to form metal oxide.

If 20 hits equal 1 web 1 futz equal 2 geese 10 webs equal to 1 futz How many gits are equal to 5gews?

Answers

Answer:

500 hits

Explanation:

If 20 hits equal 1 web 1 futz equal 2 geese 10 webs equal to 1 futz How many hits are equal to 5 geese?

Solution:

Given that:

20 hits = 1 web, 1 futz = 2 geese; 10 webs = 1 futz

10 webs = 1 futz; hence:

1 web = 1 web * 1 futz / 10 webs = 0.1 futz

1 web = 0.1 futz

1 futz = 2 geese; hence:

0.1 futz = 0.1 futz * 2 geese / 1 futz

0.1 futz = 0.2 geese

Therefore, 1 web = 0.1 futz = 0.2 geese

1 web = 0.2 geese

This means that 20 hits = 1 web = 0.2 geese

20 hits = 0.2 geese

5 geese = 5 geese * 20 hits / 0.2 geese

5 geese = 500 hits

Limonene is an oil from oranges and lemons. Click on all the carbon


atoms its structures that have a trigonal planar molecular geometry.

Answers

Answer:

See explanation

Explanation:

Limonene is an oil from oranges and lemons. Its structure has been shown in the image attached to this answer.

There are two different groups of carbon atoms in limonene. One group of carbon atoms are sp2 hybridized while the other group are sp3 hybridized. The group of carbon atoms that are sp2 hybridized have a trigonal planar geometry and have been accurately labeled in the image attached while the carbon atoms that are sp3 hybridized were also labelled and have a tetrahedral geometry.

Hence in limonene, there are trigonal planar and tetrahedral carbon atoms.

Please answer correctly nobody answers questions like this on brainly. BTW ITS STEM.



Which of the following choices describes an accurate relationship?


Descriptive research typically follows from explanatory research

Experimental research may lead to understanding descriptive research

Case study research typically follows from descriptive research

Observational research may lead to understanding explanatory research

Answers

Answer:

I believe your answer is B. Experimental research may lead to understanding descriptive research.

Generally, experimental research is a trial and error method that tests the hypothesis of descriptive research. Descriptive research being the theoretical or studied characters of a topic.

Please let me know if I had this wrong, and I'll do some extra research for you.

What does the presence of tiny crystals in a piece of igneous rock tell you about it?

Answers

Answer:

Neron po bang story o wala poh

Q+ ( poistive ion ) is an ion of element Q.
What has the highest value in the ion?

Answers

The answer is A
Hope this helps you

The proton number has the highest value in the ion

In an atomic element Q, the mass number is the number of the proton and the neutron, the electron encircles around the nucleus of the atomic element.

Recall that:

The electron is usually negatively charged;The neutron is a neutralThe proton is usually positively charged.

The atomic element Q+ has a positively charged ion, Thus, the proton number in the mass of the atomic element Q, therefore, has the highest value in the ion.

Learn more about atomic element here:

https://brainly.com/question/15173445?referrer=searchResults

Organisms that are made up of prokaryotic cells are NOT ____________.


Question 4 options:


Bacteria



Simpler than organisms made up of Eukaryotic celled organisms



All of these are true about prokaryotic cells



Multicellular

Answers

Answer:

Multicellular

they are single celled

How is space like a vacuum?​

Answers

The vacuum of outer space is not caused by the expansion of the universe, but is caused by gravity. ... There would still be things like vacuum fluctuations, gravity, and dark matter, which can't be sucked out. With that said, outer space is very close to empty compared to earth's atmosphere.

LINKING IN
TECHNICAL OBJECTS
1 a) What is linking?

Answers

Answer:

A link is a fastening unit that attaches two parts of an object together

Different types of links have different characteristics

Answer:

Linking is the process of combining all the component object files. The linker determines where the code will reside in memory and how control will transfer between the components.

D. conduction and induction
8. Which phrase describes grounding?
A. charging an object by polarization
B. providing a safe path for electrons to flow
C. changing a substance from a conductor to an insulator
D. using a device that prevents the flow of electric current

Answers

The answer that you are looking for is

Answer:

B

Answer:

D

Explanation:

using a device that prevent the flow of electric current.

This is your answer because it describes it


Help out please????

Answers

Answer:

B. X= Elements, Y= Compounds

Explanation:

An element is a substance that is made up of only one type of atom. The atoms of an element can combine together chemically to form a molecule but can still exist as an individual atom e.g. Hydrogen atom; H can form molecule H2. Since only one atom makes up an element, its electrons act independently.

Compounds, on the other hand, are substances that are made up of more than one type of atom chemically combined. A compound can only exist as a molecule because it always contains more than one atom bonded together. However, since more than one atom are involved in the chemical bond that holds them together, electrons are shared with other atoms. Example of a compound is H20 containing atoms of hydrogen and oxygen that are chemically combined.

a. Identify the type of reaction shown:

Li + CaCl2 ---> LiCl + Ca

Answers

Answer:

single-replacement reactions

Explanation:

A single-replacement reaction is defined as a chemical reaction in which one strong element replace the other weak element.

The given chemical equation Li + CaCl2 ---> LiCl + Ca is an example of single-replacement reactions  in which Lithium (Li) is stronger than Calcium (Ca) and replaces calcium to form bond with Chloride.

Hence, the correct answer is "single-replacement reactions".

If u have 10 moles of C2H2 how many mole of O2 would you need

Answers

Answer:

i dont know04487448700

During spontaneous fission, a nucleus of 25498Cf can produce 11846Pd, four neutrons, and what other nuclide?

Answers

Answer: 52Te - Tellurium

Explanation: Radioactivity occurs when an unstable nucleus of an element decompose into a stable element by emitting particles or forms of eletromagnetic energy. There are types of radioactivity and Spontaneous Fission is one of them.

In Spontaneous Fission, the unstable, also called parent, nucleus splits into two smaller nuclei and emitts one or more neutrons.

The reaction spontaneous fission of Cf is represented below.

25498Cf ⇒ 11846Pd + 4n + X

The characteristics of each element of the equation are:

1) The element Cf has atomic mass 254 and atomic number 98.

2) Element Pd has atomic mass 118 and atomic number 46.

3) Neutron is represented as n, has no atomic number and atomic mass 1.

Given these properties, to determine the other nuclide, we have to find out the nuclide's atomic number, as each element in the periodic table has its own atomic number.

At the left side of the equation, atomic number is 98. At the right side, element X's atomic number is

98 - 46 + 0 = 52

In the periodic table, the element with atomic number 52 is Tellurium, whose symbol is Te.

The other nuclide for the spontaneous fission is Tellurium (Te).

how many grams are in 7.4 moles of HgS?

Answers

Answer:  1721.6 grams

Explanation:

What is the best color? Personally I think its purple.

Answers

For me sunset orange is the best color, it’s a very peaceful and calm color
purple used to be mine as well. Now it’s red since my whole family is associated with the notorious street gang called the“bloods”.

Convert 0.6330 mol of Na3PO4 to grams. Show the unit analysis by inserting the correct components into their unit- factor slots.
(see picture)

Answers

Answer:

No of moles = mass in gram / molar mass

Mass in gram = no of moles× molar mass

Mass in gram = 0.6330× 163.94

103.77 gram

Explanation:

List the producers in this food web

Answers

Answer:

Tree and Grass?

Explanation:

hope it helps pleass mark me as brainliest answer

What is the chemical formula for Tetrasulfur pentoxide?

Answers

Answer:

S 4 O 5

Explanation:

the 4 and 5 are little

How do the different processes of a rock cycle change a rock? Which processes will form an igneous, sedimentary, and metamorphic rock

Answers

Answer: More than 700 different types of igneous rocks are known. Sedimentary rocks form by the compaction and cementing together of sediments, broken pieces of rock-like gravel, sand, silt, or clay. ... Metamorphic rocks form when the minerals in an existing rock are changed by heat or pressure below the surface.

Hope this helps (:

In the northern hemisphere, free moving objects traveling over large distances are deflected to the ____________ Of their intended path of motion

Answers

Answer:

the answer is right

Explanation:

hope this helps

or whatever cameron said, give cam brainliest

have a good day:)

Whats the correct answer ??

Answers

Answer:

creo que es R no se puede ser

Creo que es r no she Puebla

Pure metals are _____.

used less often than alloys

are more resistant to corrosion than alloys

used more often than alloys

harder than alloys

Answers

Answer:

Pure metals are those metals that have not been alloyed with other metallic elements; commercially pure metals are 99% pure minimum.

Explanation:

write a summary about the moon phases

Answers

Answer:

A lunar phase is simply the shape of the sunlit part of the Moon, as seen from Earth. Phases are so strikingly obvious that we almost take them for granted. Moreover, they can be observed easily throughout the month from the backyard or via a simple glance out the window.

The Moon's shape changes for the following reasons:

The Moon orbits Earth.

Both Earth and the Moon orbit the Sun.

The Moon's orbit is the same length as the time it spins on its axis (about 28 Earth days), which means that we see the same part of the lunar surface all month.

The Sun illuminates both Earth and the Moon.

Get to Know the Lunar Phases

There are eight phases of the Moon to track each month.

New Moon: During New Moon, the side of the Moon facing us is not illuminated by the Sun. At this time, the Moon is not up at night, but it is up during the day. We just can't see it. Solar eclipses can occur during the New Moon, depending on how the Sun, Earth, and Moon line up in their orbits.

Waxing Crescent: As the Moon waxes (grows) into its crescent phase, it begins to show up low in the sky right after sunset. Look for a silvery-looking crescent. The side facing the sunset direction will be lit up.

First Quarter: Seven days after New Moon, the Moon is in first quarter. Only half of it is visible for the first half of the evening, and then it sets.

Waxing Gibbous: After First Quarter, the Moon appears to grow into a gibbous shape. Most of it is visible, except for a dark sliver that shrinks over the next seven nights. Look for the Moon at this time during the afternoon, too.

Full Moon: During the Full Moon, the Sun lights up the entire surface of the Moon that faces Earth. It rises just as the Sun sets and disappears beneath the western horizon when the Sun rises the next morning. This is the brightest phase of the Moon and it washes out the nearby part of the sky, making it difficult to see stars and faint objects such as nebulae.

Ever hear of a Super Moon? That's a Full Moon that happens when the Moon is closest in its orbit to Earth. The press likes to make a big deal about this, but it's really a very natural thing: On occasion, the Moon's orbit brings it closer to Earth. Not every month has a Super Moon. Despite the hype about Super Moons in the media, it's difficult for the average observer to notice one, because the Moon might appear only slightly larger in the sky than normal. In fact, the well-known astronomer Neil deGrasse Tyson pointed out that the difference between a regular Full Moon and a Super Moon is analogous to the difference between a 16-inch pizza and a 16.1-inch pizza.

Lunar eclipses occur only at Full Moons because the Moon is passing directly between Earth and the Sun in its orbit. Due to other perturbations in its orbit, not every Full Moon results in an eclipse.

The other Full Moon variation that often grabs media attention is a "Blue Moon." That's the name given to the second Full Moon that occurs in the same month. These don't happen all the time, and the Moon certainly doesn't appear blue. Full Moons also have colloquial names based on folklore. It's worth reading about some of these names; they tell fascinating stories about early cultures.

Waning Gibbous: After the glorious appearance of Full Moon, the lunar shape starts to wane, meaning it gets smaller. It's visible later at night and into the early morning, and we see a steadily shrinking shape of the lunar surface that's being lit up. The side that is lit up is facing toward the Sun, in this case, the sunrise direction. During this phase, look for the Moon during the day—it should be in the sky in the morning.

Last Quarter: At Last Quarter, we see exactly half the sunlit surface of the Moon. It can be seen in the early morning and daytime sky.

Waning Crescent: The last phase of the Moon before returning to New Moon is called Waning Crescent, and it is exactly what it says: a steadily-shrinking crescent phase. We can see only a small sliver from Earth. It's visible in the early morning, and by the end of the 28-day lunar cycle, it has vanished almost entirely. That brings us back to New Moon to start the new cycle.

Citation for work-Petersen, Carolyn Collins. "The Once-Mysterious Phases of the Moon Explained." ThoughtCo, Aug. 27, 2020, thoughtco.com/what-are-moon-phases-3883581.

Explanation:  

Something shorter-The different shapes of the lit portion of the Moon that can be seen from Earth are known as phases of the Moon. Each phase repeats itself every 29.5 days. The same half of the Moon always faces the Earth, because of tidal locking. So the phases will always occur over the same half of the Moon's surface.

What does this demonstration show?

Answers

There is nothing there....

Draw a physical model that shows the reaction of zinc metal and hydrochloric acid (hydrogen chloride).

Zinc + Hydrochloric Acid Zinc Chloride and Hydrogen Gas
Zn + 2HCI - ZnCl2 + H2

“Be sure to label your model to clearly show how you are representing the atoms, how they are rearranged and
that mass is conserved in the reaction.”

If anyone could maybe send me a drawing it’ll be so appreciated! God bless you all :)

Answers

Answer:

Zinc + Hydrochloric Acid Zinc Chloride and Hydrogen Gas

Zn + 2HCI - ZnCl2 + H2

Explanation:

Be sure to label your model to clearly show how you are representing the atoms

Draw the Lewis structure for AB4

Answers

Look it up that’s what I did
Hope this really helps you

How many grams of silver are present in 15.0 g of silver sulfate?

Answers

Answer:

4676.985 .  grams of silver present in 15.0g of silver sulfate              

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