Proportions Practice - Destiny High School

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PROPORTIONS PRACTICE WS
Name : ___________________________________________________
Complete the Table:
1) According to the Law of Definite Proportions, Carbon and Oxygen combine to form CO2 always in the
same amounts.
Trial
Mass C
Mass O2
Mass CO2
Mass Left
Over
1
12 g
32 g
44 g
0g
2) Hydrogen forms two compounds with
Nitrogen as shown:
Compound A: 4 g H, 14 g N.
Compound B: 6 g H, 14 g N.
2
24 g
64 g
3
36 g
For a given mass of Nitrogen, what is the
lowest whole number mass ratio of Hydrogen
in the two compounds?
a) Find the grams of Hydrogen per 1 g of
Nitrogen for each compound.
5
a) In C02 Carbon and oxygen always combine
in a _______________ to ________________ ratio.
(ratio of C to O)?
b) Divide the highest answer by the smallest
answer.
4
128 g
6
12 g
64 g
7
24 g
128 g
8
48 g
For a given mass of Oxygen, what is the lowest whole number mass
ratio of Hydrogen in the two compounds?
a) Find the grams of Oxygen per 1 g of Nitrogen for each compound.
0g
128 g
0g
176 g
0g
22 g
0g
32 g O
128 g
3) Oxygen forms two compounds
with Nitrogen as shown:
Compound A: 32 g O, 14 g N.
Compound B: 48g O, 14 g N.
b) Divide the highest answer by the smallest answer.
PROPORTIONS PRACTICE WS
Name : _________________________________________________
Complete the Table:
1) According to the Law of Definite Proportions, Carbon and Oxygen combine to form CO2 always in the
same amounts.
a) In C02 Carbon and oxygen always combine
in a _______________ to ________________ ratio.
(ratio of C to O)?
2) Hydrogen forms two compounds with
Nitrogen as shown:
Compound A: 4 g H, 14 g N.
Compound B: 6 g H, 14 g N.
For a given mass of Nitrogen, what is the
lowest whole number mass ratio of Hydrogen
in the two compounds?
a) Find the grams of Hydrogen per 1 g of
Nitrogen for each compound.
b) Divide the highest answer by the smallest
answer.
Trial
Mass C
Mass O2
Mass CO2
Mass Left
Over
1
12 g
32 g
44 g
0g
2
24 g
64 g
3
36 g
4
128 g
5
6
12 g
64 g
7
24 g
128 g
8
48 g
0g
128 g
0g
176 g
0g
22 g
0g
32 g O
128 g
For a given mass of Oxygen, what is the lowest whole number mass
ratio of Hydrogen in the two compounds?
a) Find the grams of Oxygen per 1 g of Nitrogen for each compound.
b) Divide the highest answer by the smallest answer.
3) Oxygen forms two compounds
with Nitrogen as shown:
Compound A: 32 g O, 14 g N.
Compound B: 48g O, 14 g N.
15
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