Unit 7 Level 1 (H) Review
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Last updated about 5 hours ago
10 questions
Required
1
When the following equation is balanced, what is the coefficient for HCl?__Mg + __HCl → __MgCl2 + __H2
When the following equation is balanced, what is the coefficient for HCl?
__Mg + __HCl → __MgCl2 + __H2
Required
1
Predict the produ→ *the equation* __ NaBr + __CaF2 → __NaF + __CaBr2
Predict the produ→ *the equation*
__ NaBr + __CaF2 → __NaF + __CaBr2
Required
1
Given the following combustion reaction, after balancing the equation, what is the sum of the coefficients of the reactants and products?__C2H6 + __O2 → __CO2 + __H2O
Given the following combustion reaction, after balancing the equation, what is the sum of the coefficients of the reactants and products?
__C2H6 + __O2 → __CO2 + __H2O
Required
1
Use the following symbolic equation to determine the word equation:Cu2SO4 + Sr(C2H3O2)2 → CuC2H3O2 + SrSO4
Use the following symbolic equation to determine the word equation:
Cu2SO4 + Sr(C2H3O2)2 → CuC2H3O2 + SrSO4
Required
1
Which of the following reactions is a combination (synthesis) reaction?
Which of the following reactions is a combination (synthesis) reaction?
Required
1
From the given balanced reactants, predict the correctly balanced product.3 Na + FeBr3 →
From the given balanced reactants, predict the correctly balanced product.
3 Na + FeBr3 →
Required
1
What is the missing product for the single replacement reaction?2 Al + 3 Pb(NO3)2 → 2 Al(NO3)3 + ??
What is the missing product for the single replacement reaction?
2 Al + 3 Pb(NO3)2 → 2 Al(NO3)3 + ??
1
If 21 g of Na reacts with 15 g of Cl2, how much NaCl is made?
If 21 g of Na reacts with 15 g of Cl2, how much NaCl is made?
1
13 g of methane reacts wit oxygen to produce 22 g of carbon dioxide and 11 g of water. How much oxygen reacted with the methane?
13 g of methane reacts wit oxygen to produce 22 g of carbon dioxide and 11 g of water. How much oxygen reacted with the methane?
Required
1
Which product is missing from this single replacement reaction?Cu (s) + H2SO4 (aq) → CuSO4 (aq) + ???
Which product is missing from this single replacement reaction?
Cu (s) + H2SO4 (aq) → CuSO4 (aq) + ???