What is the main purpose of using BCA charts in stoichiometry?

Mastering Stoichiometry Through BCA Charts And Chemical Reactions

Interactive Video
•
Chemistry, Science, Mathematics
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To determine the color change in a reaction
To measure the temperature of a reaction
To track the quantities of chemicals in a reaction
To calculate the speed of a reaction
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reaction between calcium hydride and water, what are the products formed?
Calcium oxide and hydrogen gas
Calcium hydroxide and oxygen gas
Calcium hydroxide and hydrogen gas
Calcium carbonate and water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it necessary to adjust coefficients when balancing chemical equations?
To ensure the equation is colorful
To maintain the balance of atoms on both sides
To increase the speed of the reaction
To reduce the number of reactants
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mole ratio of water to calcium hydroxide in the given reaction?
1:1
3:1
2:1
1:2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you start with 5 moles of water, how many moles of calcium hydroxide are produced?
5 moles
2.5 moles
10 moles
1 mole
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the reactants in a complete stoichiometric reaction?
They remain unchanged
They are completely converted to products
They are partially converted to products
They disappear
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many moles of hydrogen gas are produced from 5 moles of water?
10 moles
5 moles
2.5 moles
1 mole
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