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MAXImum [283]
3 years ago
5

Are the stones in ring 1 and 2 are the same or different substances

Chemistry
1 answer:
kirill [66]3 years ago
8 0
Different, if they were the same then the hardness, melting point, and density would be the same.
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You find a clean 100-ml beaker, label it "#1", and place it on a tared electronic balance. You add small amount of unknown solid
Ilia_Sergeevich [38]

Answer:

the mas is .291 g

Explanation:

the mass of a object does not change. so when added the substance the beaker. you had the mass of both objects together. you know the mass of the beaker and you know the mass of both. since mass does not change. the beakers mass is still 74.605g. the mass of both objects is 74.896. all you have to do is subtract the mass of the beaker from the total mass. 74.896 - 74.605 equals .291g. so the mass of the unknown substance Is .291g

7 0
3 years ago
HELP PLEASE ANSWER THIS QUESTION <br><br>what are 4 ways carbon effects the earth
netineya [11]
Greenhouse effect/climate change
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6 0
3 years ago
If you have A 6-g sugar cube (C12H22011) and dissolved in a cup of hot tea. The
Iteru [2.4K]

The percentage of sugar in the solution is 1%

To solve this question, we need to find the percentage of 6 out of 600.

Data given;

  • mass of sugar = 6g
  • mass of solution = 600g
<h3 /><h3>What is Percentage</h3>

This is the rate or proportion of a substance in the total value and multiplied by 100.

The percentage of sugar in the solution is calculated by

\frac{6}{600} * 100 = 1 %

The percentage of sugar in the solution is 1%

Learn more about percentage here;

brainly.com/question/251701

8 0
3 years ago
Which element has similar properties to Berylium? Explain
GaryK [48]
This has multiple answers can you be more specific
7 0
3 years ago
The category the ion PO43- belong to.
Stolb23 [73]

Answer: C.) polyatomic anion

Explanation: Cations are the ions which carry a positive charge and anions are the ions which carry a negative charge. Monoatomic ions are those which consists atoms of similar elements and polyatomic ions are those which consists of atoms of different elements.

For example : H^+ is a monoatomic cation.

Br^- is an monoatomic anion.

NH_4^+ is a polyatomic cation.

PO_4^{3-} is a polyatomic anion as it consists of atoms of phosphorous and oxygen and bears a negative charge.

7 0
3 years ago
Read 2 more answers
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