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Drupady [299]
3 years ago
14

Please help... giving a lot of points and awarding brainliest.

Chemistry
1 answer:
NNADVOKAT [17]3 years ago
8 0
Theoretical Yield of H2SO3: 31.2 g
Percent Yield: 67.4%

Theoretical Yield of C2H6: 6.50
Percent Yield: 88.7%

Theoretical Yield of HF: 3.84
Percent Yield: 71.4%
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Sort the examples based on whether they describe a physical change or a chemical reaction. growth of a seed into a seedling tarn
Pepsi [2]

Answer: I did the research myself since I couldn’t find the answers.

Physical change:

Wax melting from applied heat

Grinding wheat to make flour

Adding copper with gold to make jewelry

Chemical Reaction:

Growth of a seed into a seedling

Making caramel by burning sugar

Tarnishing of silver

Explanation:

Thanks google

4 0
2 years ago
What is reduction potential?​
Shtirlitz [24]

Answer:

A reduction potential measures the tendency of a molecule to be reduced by taking up new electrons. ... Standard reduction potentials can be useful in determining the directionality of a reaction. The reduction potential of a given species can be considered to be the negative of the oxidation potential.

Explanation:

8 0
2 years ago
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What volume is used to calculate the volume of a solid object ​
Degger [83]

Answer:

cubic measurements

Explanation:

i.e. cubic meter or cubic centimeter

3 0
3 years ago
Need help please please
MatroZZZ [7]

Answer:

1) 4

2) 1/9

3) 46.5

4) 5.8

Explanation:

Density= Mass/Volume

1) D=24/6=4

2) D=1/9=0.11

3) D=2000/43=46.5

4) D=75/13=5.8

7 0
3 years ago
A molecule <br> B compound<br> C atom<br> D element
Svetllana [295]

Answer:

D. Element.

Explanation:

Atoms form elements. Elements form molecules. Molecules form compounds.

8 0
3 years ago
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