Ratio and Proportions

If you are going to solve a molar ratio problem, how do you set it up?

a

b

c

d

Moles B

Moles A

Calculated Moles B

Given Moles A

Tags

NGSS.HS-PS1-7

the ratio of the mass of each element to the total mass of the compound, expressed as a percent (%)

• element

• law of multiple proportions

• law of definite proportions

• percent by mass

Tags

NGSS.HS-PS1-7

The ratio of the number of moles of solute to the volume of solution in liters is known as what?

• Molarity

• Molality

• Normality

• Density

In a chemical reaction, the ratio of the actual yield to the theoretical yield, multiplied by 100, is called what?

• Percent yield

• Mole ratio

• Stoichiometric ratio

• Limiting reactant

The ratio of the partial pressure of a gas to the total pressure of the gas mixture is known as what?

• Mole fraction

• Partial pressure

• Dalton's law

• Henry's law

In a solution, the ratio of the mass of solute to the mass of solution, expressed as a percentage, is called what?

• Mass percent

• Volume percent

• Mole percent

• Density

The ratio of the speed of light in a vacuum to the speed of light in a medium is known as what?

• Refractive index

• Optical density

• Snell's law

• Critical angle

Tags

NGSS.HS-PS4-5

In genetics, the ratio of different phenotypes in the offspring from a genetic cross is known as what?

• Phenotypic ratio

• Genotypic ratio

• Allelic ratio

• Chromosomal ratio

The ratio of the force applied to the area over which it is applied is known as what?

• Pressure

• Stress

• Strain

• Tension

In physics, the ratio of the change in velocity to the time taken for the change is known as what?

• Acceleration

• Velocity

• Speed

• Momentum

Tags

NGSS.HS-PS2-1