Final Review

What is the charge of a Proton?

• -1

• 0

• +1

Tags

NGSS.HS-PS1-8

How many Protons does Lithium have?

• 1

• 10

• 3

• 7

Tags

NGSS.HS-PS1-1

How many valence electrons does this Nitrogen atom have?

• 7

• 5

• 15

• 2

Tags

NGSS.HS-PS1-1

The molar volume of a gas at STP occupies _____________.

• 22.4 L

• 0˚C

• 1 kiloPascal

• 12 grams

If 2.00 L of a gas in a container at room temperature exerts a pressure of 4.00 atm. If the pressure doubles and the temperature remains the same, the volume would become ________.

• 16.0 L

• 2.00 L

• 4.00 L

• 1.00 L

If 7.00 grams of nitrogen gas are contained in a 5.00 L flask at 4.62 kPa. What is the temperature of the gas?

• 5.56K

• 11.1 K

• 4.12 K

• 9.07 K

Chemical equations must be balanced to satisfy ____.

• The law of definite proportions

• The law of multiple proportions

• The law of conservation of mass

• Avogadro's principle

Tags

NGSS.HS-PS1-7

How many moles of aluminum are needed to react completely with 1.2 mol of FeO?

2Al(s) + 3FeO(s) → 3Fe(s) + Al₂O₃(s)

• 1.2 mol

• 0.8 mol

• 1.6 mol

• 2.4 mol

What is the name of H₂SO₄?

• hyposulfuric acid

• hydrosulfuric acid

• sulfuric acid

• sulfurous acid

How many electrons does Bismuth contain?

• 20 electrons

• 80 electron

• 13 electrons

• 83 electrons

Tags

NGSS.HS-PS1-1