Proportions

The ratio of the number of moles of one component to the total number of moles in a mixture

• mole fraction

• molarity

• percent composition

• mole ratio

How would Fg change if m2 doubled?

• 2Fg

• 4Fg

• 0.5Fg

• 0.25Fg

Tags

NGSS.HS-PS2-4

How would Fg change if r was doubled?

• 2Fg

• 4Fg

• 0.5Fg

• 0.25Fg

Tags

NGSS.HS-PS2-4

How would Fg change if m1 was tripled AND r was tripled?

• (1/9)Fg

• (1/3)Fg

• Fg

• 3Fg

• 9Fg

Tags

NGSS.HS-PS2-4

Isometric sketches are the best representation of what?

• Front face of an object

• Depth of an object

• Proportions of all sides of an object

• Santa's sweet beard

What is the depth of the wall?

• 2 m

• 0.23 m

• 2 m * 2 m

• 0.23 m* 0.23 m

The relationship of one thing to another size, amount, etc.

• Size

• Proportion

• Shading

• Design

In a chemical reaction, the proportion of reactants to products is often determined by the stoichiometry of the reaction. Which of the following best describes stoichiometry?

• The study of the speed of chemical reactions

• The calculation of reactants and products in chemical reactions

• The study of energy changes in chemical reactions

• The study of chemical reaction mechanisms

Tags

NGSS.HS-PS1-7

When considering the proportions of elements in a compound, which law states that a chemical compound always contains exactly the same proportion of elements by mass?

• Law of Conservation of Mass

• Law of Multiple Proportions

• Law of Definite Proportions

• Law of Chemical Equilibrium

In biology, the proportion of phenotypes in a population can be predicted using which of the following tools?

• Punnett Square

• Periodic Table

• Venn Diagram

• Mendelian Triangle

Tags

NGSS.HS-LS4-3