Lloyd’s lab partner is looking down into a test tube while he heats the contents by using a flame. Which action should Lloyd recommend to his partner if heating must continue?
Wear safety goggles while looking into the opening of the test tube.
Cover the opening of the test tube so that no materials can boil out of it.
Move the test tube so that the opening is pointing away from all students.
Put the test tube in a hot water bath so that no water can enter its opening.

Answers

Answer 1

The correct action that Lloyd should recommend to his partner who was looking down into the test tube if heating must continue would be to move the test tube so that the opening is pointing away from all students.

Wearing safety goggles (and looking directly down at the test tube) might not be enough to protect Lloyd's partner nor other students in case the content of the test tube splashes out.Covering the test tube might hinder any generated gas as a result of heating from escaping safely into the air and this might cause an explosion.Putting the test tube in a hot water bath so that water can enter its opening will definitely affect the reaction and prevent them from getting accurate results/observations.

Hence, the most correct action would be for Lloyd's partner to move the test tube so that the opening is pointing away from all students.

More on laboratory safety practices here: https://brainly.com/question/4820974

Answer 2

Answer:

Move the test tube so that the opening is pointing away from all students.


Related Questions

Question 10

If you see caribou, lynx, bears, and conifers, you are probably in

Answers

Answer:

great danger

beacause lynx and bears can eat you alive

If you see reindeer, lynx, bear, and conifers, you're probably in a biome taiga.

What is taiga?

The Taiga or boreal forest is a biome formed mainly by conifer-type plants, so it is also called the Coniferous Forest.

The climate in this region is subarctic, characterized by a very cold, long and dry winter with temperatures reaching -50º C. Summer is short and humid, days are longer and temperatures can reach 20º C.

With this information, we can conclude that if you see reindeer, lynx, bear, and conifers, you are probably in a taiga.

Learn more about Taiga in brainly.com/question/15304782

What is epistasis?


traits where one gene interferes with the effect of another

traits whose genes are inherited separately

traits whose genes are inherited together

when a single gene controls a trait

Answers

Answer:

A

Explanation:

traits where one gene interferes with the effect of another

11.Oxides of sulfur and nitrogen that combine
with water vapor cause
a. hydrolysis.
b. acid rain.
c. mechanical weathering.
d. carbonation

Answers

Answer:

[tex]\huge\boxed{\sf Acid \ Rain}[/tex]

Explanation:

Oxides of sulfur and nitrogen combine with air and water vapors to produce more acidic substances (low pH) and consequently, acid rain is produced which can be of great damage for the living and non-living things on the Earth.

[tex]\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807Peace!

100 POINTS!! ANSWER ALL PLEASE, AND EXPLAIN YOUR RESPONSE!

Students have a small steel ball and a large steel ball, and they have a short ramp and a tall ramp.

The students want to find out if a ball's size affects how far it can roll. They also want to find out if the height of the ramp affects how far the ball can roll.

They do the following experiment:

**Written Response** What can they conclude from this experiment? Why?

Answers

Answer:

I think the height of the ramp affects the distance that the ball can go, but the size doesn't affect it

and as you decrease th height of the ramp it will look like straight thing, when it look like that the ball might need a little force in order to get speed also to go far

but in this condition the size can affect the ball distance it also depends on how much you give to it

Thank you !

YA'LL ARE SMART ! PLEASE HELP!

Answers

6 is valence electrons oxygen have!

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