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Molar mass
Moles and Atoms
Moles and Grams
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MISC
100

what is the molar mass of CO2?

44.01 g

100

How many atoms are in one mole?

6.022 x 10^23

100

How many grams in one mole of C

12.01 g

100

Given the equation H2 +I2 --> 2HI

How many moles of HI will you get if you start with 1 mole of I2?

2 moles HI

100

Who discovered the mole

Avogadro


200

What is the molar mass of O2?

32.00 g

200
How many moles is 1496 oxygen atoms worth?

2.48 x 10-20 moles


200

How many grams is in 4.77 moles of C3H6O2?

277.04 g 


200

Given the following equation:    2 KClO3   -->   2 KCl + 3 O2

How many moles of O2 can be produced by reacting 12.0 moles of KClO3?

18.0 mol

200

Who realized that the amount of submerged solid in a liquid was equal to the volume displaced?

(the bathtub guy)

Archimedes


300

How many oxygen atoms are in Ba3(PO4)2?

8

300

How many moles are in 68.99 x 10^23 atoms?

11.45 moles

300

How many moles are in 1.33 x 10-5 g of Na3PO4?

0.00218

300

Given the following equation: 2 K + Cl2      2 KCl

How many grams of KCl (74.55 g/mol) is produced from 2.50 mol of K?

186 g KCl

300

Which State is upside down, New Hampshire or Vermont?


neither, they work together like yin and yang. New York is the weird one

400

What is the molar mass of Fe(NO3)3?

241.86

400

How many hydrogen atoms are in 2.0 moles of H2O

4 x 6.022 x 10^23

400

What is the mass of carbon atoms in 3 moles of CO2

36.03 g

400

Given the following equation:    Na2O + H2O  -->  2 NaOH

How many grams of NaOH (40.00 g/mol) is produced from 120 grams of Na2O (61.98 g/mol)?

155 g NaOH

400

What are the products of this reaction?

2AgNO3 + CuSO4 --> ?

Ag2SO4 + Cu(NO3)2

500

what is the molar mass of 3C6H12O6?

540.36 g

500

How many oxygen atoms are in 3.2 moles of Fe(NO3)3

1.73 x 1023

500

what is the mass of hydrogen atoms in 2.6 moles of NH4NO3?

10.48 g

500

In the space shuttle, the CO2 that the crew exhales is removed from the air by a reaction within canisters of lithium hydroxide.   On average, each astronaut exhales about 20.0 mol of CO2 daily.  What volume of water will be produced when this amount of CO2 reacts with an excess of LiOH?    (Hint:  the density of water is about 1.oo g/mL.)

 

CO2(g)   +   2 LiOH(s)   ------>   Li2CO3(aq)   +   H2O

360.32 mL

500

What is the best flavor of Powerade? 


Hint: do not worry about your mouth changing color

Blue