AP Chemistry Review Quiz

How many significant figures: 2016 m

• 1
• 2
• 3
• 4

How many significant figures: 153.0 mL

• 1
• 2
• 3
• 4

Calculate 923 g ÷ 20312 cm³ and give your answer with the correct number of significant figures.

• 0.04 g/cm³
• 0.045 g/cm³
• 0.0454 g/cm³
• 0.05 g/cm³

Tags

CCSS.8.EE.A.4

Calculate 7.987 m - 0.54 m and give your answer with the correct number of significant figures.

• 7.45 m
• 7.447 m
• 7.4 m
• 7.5 m

Tags

CCSS.6.NS.B.3

How would you write 4.3756 x 10⁴ in standard form?

• 437,560,000
• 0.00043756
• 43,756
• 4,3756

Tags

CCSS.8.EE.A.3

Which of the following is correct scientific notation?

• 20.35 x 10⁴
• .2035 x 10⁴
• 2035 ⁴
• 2.035 x10⁴

Express the following in scientific notation:
.000457

• 457 x 10⁶
• 457 x 10^-6
• 4.57 x10⁴
• 4.57 x 10^-4

The concentration of sodium chloride in seawater is 35  $\frac{g}{L}$ . What is the concentration in  $\frac{\mu g}{mL}$  ?

•  $35,000,000\frac{\mu g}{mL}$  

•  $35,000\frac{\mu g}{mL}$  

•  $0.035\ \frac{\mu g}{mL}$  

•  $0.000035\ \frac{\mu g}{mL}$  

Convert: 64,600,000 cm to km

• 646 km

• 64.6 km

• 6,460 km

• 6.46 km

• 64,600 km

An atom of which element has 37 protons, 48 neutrons and 1 valence electron?

• Neon (Ne)

• Carbon (C)

• Rubidium (Rb)

• Sodium (Na)

Tags

NGSS.MS-PS1-1