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Homework answers / question archive / Question 1 What was the mass of the empty beaker? Question 2 What was the mass of the beaker together with the silver nitrate? Choose the closest answer

Question 1 What was the mass of the empty beaker? Question 2 What was the mass of the beaker together with the silver nitrate? Choose the closest answer

Chemistry

Question 1

What was the mass of the empty beaker?

Question 2

What was the mass of the beaker together with the silver nitrate? Choose the closest answer.

Question 3

What was the mass of the copper used in the reaction?

 

 

 

 

 

Question 4

What happened to the color of the solution after the addition of copper?

Question 5

What was the mass of silver produced from the reaction? Choose the closest answer.

Question 6

How many moles of copper were used in the reaction? The atomic mass of copper is 63.55 g/mol.

 

 

 

 

 

Question 7

How many moles of solid silver were produced in the reaction? The atomic mass of silver is 107.87 g/mol.

Question 8

Select the reaction equation for the reaction between copper and silver ions that is closest to your experimental values.

Question 9

Select the reaction equation for the reaction between copper and silver ions using the smallest whole number coefficients.

 

 

 

 

Question 10

If the silver in the beaker contained water during your last weighing, how would this affect your results?

Select one:

Question 11

What is the purpose of weighing the empty beaker?

Select one:

Question 12

What is the mole to mole relationship between the copper and silver?

 

 

Question 13

How many grams of copper would you need to add if you wanted to produce 8.000 grams of silver? The atomic mass of copper is 63.55 g/mol, and the atomic mass of silver is 107.87 g/mol.

Question 14

Suppose that magnesium would react exactly the same as copper in this experiment. How many grams of magnesium would have been used in the reaction if 1.000 g of silver were produced? The atomic mass of magnesium is 24.31 g/mol, and the atomic mass of silver is 107.87 g/mol.

Question 15

What is the source of the blue color of the solution after the reaction?

 

 

 

 

Question 16

What is the mole to mole relationship between copper and zinc for the following reaction?

Cu2+(aq)+Zn(s)?Cu(s)+Zn2+(aq)

Q uestion 17

What happens to the solid copper and the aqueous silver from the silver nitrate solution during the course of the reaction?

Question 18

Symbols such as (s) or (aq) written in parentheses next to an atom, ion, or a compound indicate

 

 

Question 19

What does the symbol (s) represent when it is next to an atom?

Question 20

What does the symbol (aq) represent when it is next to an compound?

 

 

 

 

 

 

 

 

 

 

 

 

 

Question 21

Select the balanced equation for the reaction of HCl(aq) with Mg(s) to produce H2(g) and MgCl2(aq) using the data from the table.

Substance

Mass

Mg

12.15 g

HCl

36.46 g

MgCl2

47.60 g

H2

1.01 g

 

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