Chemistry Inv 8

0.519 M

A solution has a volume of 6L and contains 50 g of CH4. What is the molarity of the solution?

180 g/mole

Calculate the molar mass of glucose, C6H12O6

0.01 M KOH

Calculate the molarity of a solution containing 0.25 moles of KOH in 25 L of solution.

0.25 M KOH

Calculate the molarity of a solution containing 1.6 moles of KOH in 6.3 L of solution.

add more solute

How can you concentrate a solution?

add more solvent

How can you dilute a solution?

use the molar mass and Avogadro's number

How do you convert from grams to atoms?

1.81 x 10^25atoms

How many Carbon atoms are in 15 moles of C2H2?

6.022 x 10^23

How many atoms are in 1 mole of any element?

12

How many moles of H are in 1 mole of glucose, C6H12O6?

36

How many moles of H are in 3 moles of glucose, C6H12O6?

2.45 moles

How many moles of SO2 are in 55 L and STP?

concentrated

If some of a solution's solvent evaporates, the solution will become more:

M1V1= M2V2

What is the dilution equation?

moles solute/ L solution

What is the equation for molarity?

56 g/mole

What is the molar mass of KOH?

2 M KOH

What is the molarity of a solution containing 112 grams of KOH in 1 L of solution.

HCl

Which of the following has the greatest mass for 1 mole of the compound?

1.33 M

You have 5L of 2.0 M NaCl(aq). You make it diluted by adding 2.5 L to it. What's the molarity of the diluted solution?

50 mL

You have 6M HCl. You need to make 150 mL of 2M solution. How much of the original solution do you need?