AS Chemistry Spring Final Review

AS Chemistry Spring Final Review

10th Grade

30 Qs

quiz-placeholder

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AS Chemistry Spring Final Review

AS Chemistry Spring Final Review

Assessment

Quiz

Chemistry

10th Grade

Medium

NGSS
HS-PS1-4, HS-LS1-6, MS-PS1-2

+6

Standards-aligned

Used 83+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

With respect to significant figures, what is the result of the following density calculation?

30.00 g ÷ 12.0 mL

3 g/mL

2.5 g/mL

2.50 g/mL

2.500 g/mL

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the molar mass of Ca(OH)2?

74.10 g/mol

58.10 g/mol

114.18 g/mol

97.17 g/mol

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the percent composition of oxygen in H2O?

97.15%

88.79%

16.00%

11.21%

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Ribulose has an empirical formula of CH2O and a molar mass of about 150 g/mol. What is the molecular formula?

C6H12O6

C4H2O6

C6H16O4

C5H10O5

Tags

NGSS.HS-LS1-6

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Ammonia can be synthesized through the following reaction.

N2 + 3 H2 --> 2 NH3

In the time it takes 1.50 moles of ammonia to form, how many moles of hydrogen gas would we use?

2.25 mol

3.00 mol

2.00 mol

2.67 mol

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A campfire will burn until all the wood is gone. What ingredient is considered to be the excess reactant in this situation?

Wood

Oxygen

Carbon Dioxide

Water Vapor

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is not a reason why percent yield is less than 100%

The reaction reaches equilibrium instead of going to completion.

The measured reactants contained impurities.

The collected products contain impurities.

Some product was lost while attempting to purify it.

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