2024 Spring Final

What is the volume of 8.3g of NaOH? (Density is 2.13 g/mL)

• 3.9g
• 3.9mL
• 17.68g
• 17.68mL

What is the density of NaCl if you are given 13mL that weighs 4.9g?

• .38g
• .38mL
• .49g/mL
• .38g/mL

___ N2 + ___ F2 → ___ NF3

• 1,1,1
• 3,2,1
• 1,2,2
• 1,3,2

How do you convert moles to grams?

• x molar mass
• / molar mass
• x 6.02 x 10^23
• / 6.02 x 10^23

What is the mole ratio between carbon dioxide and oxygen?

• 1:5
• 5:3
• 5:4
• 3:5

Which juice can be used as a universal indicator?

• Cabbage
• Carrot
• Bean
• Orange

What are some qualities of an acid? (check all that apply)

• Ionic bonding
• Cation
• Contains Metals
• Sour Taste

When the amount of heat transferred is negative, it is a ______________ reaction.

• Endothermic
• Exothermic
• Chemical

What does the second law of thermodynamics state?

• Energy is conserved
• Energy can not be created nor destroyed
• Energy travels' from a hot object to a cold one
• Energy travels from a cold object to a hot one

What type of reaction is in the picture?

• Synthesis
• Decomposition
• Single Replacement
• Double Replacement
• Combustion