Moles
MOLES & VOLUME
MOLES & MASS
MOLE CALCULATIONS
TRUE & FALSE
100

What is one mole equivalent to?

6.02 x 10^23 representative particles

100

What is 1 mole equal to at STP

22.4 L

100

What is molar mass

The amount of grams 1 mole equals to.

100

What is the molar mass of calcium hydroxide.

74 g/mol

100

Moles are the SI base unit used to measure the amount of a substance?

True

200

Who is the creator of moles

Amedeo Avogadro

200

To get to moles from volume you must do what

Divide

200

What units are Molar Mass measured in?

grams per mole (g/mol)

200

What is the number of grams of magnesium in 7.00 moles.

178 grams

200

The subscripts of elements represent the amount of moles

false; coefficients

300

What are the particles of moles

Atoms, Formula Units, Molecules, Ions

300

To get to volume from moles you must do what

Multiply

300

What is the diagram we use to show the relation between mass and moles

The mole island/map

300

What is 2.5 mole Nickel

146.725g Ni

300

1 mole of oxygen = 1 mole of hydrogen

False

400

The formula that shows the simplest ratio of atoms of each element in a compound

Empirical formula

400

What does STP stand for

Standard Temperature and pressure

400

What is the formula for converting moles to mass?

number of moles x mass in grams

400

The number of hydrogen atoms in 18g of water

1.2 x 10^24

400

The molecular formula has the moles of an equation simplified

false; empirical formula

500

What is Avogadro's Law

Equal amounts of gas at the same temperature and pressure occupy the same volume.

500

What is the standard temperature and standard pressure

273 k or 0 c and 1 atm

500

What is the molar mass of salt

58 g/mol
500

What is the mass of 2.5 moles of CaCO3

250g

500

The atomic mass and molar mass of carbon are equal

True