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Mumz [18]
3 years ago
13

18. The mass of a metal ring is 116 g. You fill a graduated cylinder with 15 mL of

Chemistry
1 answer:
AnnyKZ [126]3 years ago
5 0

18 B 19 C and 20 A

cuz that's it I hope it helps you

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How Mendeleev's systematic approach resulted in the development of his Periodic Table of elements.
tensa zangetsu [6.8K]
I just wanna know what does that even mean
6 0
3 years ago
Consider the following reaction.Cr2O3(s) + 3CCl4(l) 2CrCl3(s) + 3COCl2(g). When the green solid is mixed with the colorless liq
Elena L [17]

Answer:

The answer to your question is: letter B

Explanation:

Reaction

                 Cr2O3(s)   +   3CCl4(l)   ⇒  2CrCl3(s)  +   3COCl2(g)

From the information given and the reaction, we can conclude that:

Green solid = Cr2O3 (s)     "s" means solid

Colorless liquid = CCl4 (l)    "l" means liquid   and is the other reactant

Purple solid = CrCl3(s)        CrCl3 is purple and "s" solid

Then, as a green specks remains it means that the excess reactant is Cr2O3, so, CCl4 is the limiting reactant.

6 0
3 years ago
What is typically displayed on the y-axis of a solubility curve
tekilochka [14]
<span>Grams of solute per 100 grams of water</span>
4 0
3 years ago
Read 2 more answers
An industrial chemist is studying a sample of an unknown metal. Describe two ways he could change the metal physically and two w
Illusion [34]

Answer:idk what they cpuld do but we can say this is the right answer :))))

Explanation:

I need PoInTs

5 0
3 years ago
1. Hermione is trying to replicate the Polyjuice Potion that they created in their second year at Hogwarts. The problem is that
faltersainse [42]

Answer:

A) Test(independent) variable is bat wings.

B) Result (dependent) Variable is the Polyjuice Potion.

C) Cauldrons and fire

Explanation:

A) A test/independent variable is the variable that is being tested in the experiment or research and it is not affected by other variables in the experiment.

Now, in this experiment, what is being tested is are the bat wings.. Thus;

Test(independent) variable is bat wings.

B) Result (dependent) Variable is a variable that depends on the independent variable being tested. From the question, the result is the Polyjuice Potion.

Thus, Result (dependent) Variable is the Polyjuice Potion.

C) The constants are things that don't change with respect to any of the other variables. In this case, they are; cauldrons and fire

4 0
3 years ago
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