Stoichiometry mole & mass
Authored by Louise Ostlie
Chemistry
10th Grade
NGSS covered
Used 261+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the mole ratio of H2O to H3PO4 in the following chemical equation? P4O10 + 6 H2O --> 4 H3PO4
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
2Al + 3H2SO4 -> Al2(SO4)3 + 3H2
How many grams of aluminum sulfate would be formed if 250g H2SO4 completely reacted with aluminum?
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
For the reaction represented by the equation Cl2 + 2KBr → Br2 + 2KCl, how many grams of potassium chloride can be produced from 356 grams potassium bromide?
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How many grams are in 7.8 moles of NaCl?
476 grams
460 grams
452 grams
462 grams
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Using the following equation:
Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l)
How many moles of iron can be made from 6 moles H2?
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the mole to mole ratio of propane to carbon dioxide in the equation?
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Balance this reaction: ____ RbNO3 + ____ BeF2 ----> ____ Be(NO3)2 + ____ RbF
Tags
NGSS.HS-PS1-7
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