Reactions
Stoichiometry
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FM and PC
I think I saw this before.
100
The product of the following reaction MgO + CO2 →
What is MgCO3?
100
This is the mole ratio of hydrogen to methane in this reaction C +2H2 → CH4
What is 2:1?
100
This is how many extra electrons are in the following ion? PO4-3?
What is 3?
100
The formula mass of CF4.
What is 88.01 g/mol?
100
A Brønsted-Lowry acid.
What is a proton donor?
200
The type of reaction is represented by the equation 2HgO → 2Hg +O2
What is decomposition?
200
It takes this many moles of hydrogen to produce 10 mol of methane. C +2H2 → CH4
What is 20mol?
200
The formula for zinc fluoride.
What is ZnF2?
200
The formula mass of MgCl2.
What is 95.21 g/mol?
200
The molarity of an HCl solution if 125 mL is neutralized in a titration by 76.0mL of 1.22 M KOH
What is 0.742M?
300
The coefficients for this equation balanced are b. NH4NO2 → N2 + H2O
What is 1, 1, 2?
300
This is the substance you run out of first in a chemical reaction.
What is the limiting reactant?
300
The name for Al2S3.
What is Aluminum sulfide?
300
The percent composition of CF4.
What is 13.65% C and 86.35% F?
300
The molarity of a solution that contains 0.202 mol KCl in 7.98L solution.
What is 0.0253M?
400
In the equation 2Al(s) + 3Fe(NO3)2(aq) → 3Fe(s) + 2Al(NO3)3(aq), iron has been replaced by this element.
What is Aluminum?
400
This is how many grams of sodium hydroxide are produced from 3.0 mol of sodium with an excess of water. 2Na + 2H2O → 2NaOH + H2
What is 120g NaOH?
400
You would calculate this if you are interested in the efficiency of a chemical reaction.
What is percentage yield?
400
The percent composition of MgCl2.
What is 25.53% Mg and 74.47% Cl?
400
Is this a net ionic equation? Cu+2 + S2- → CuS(s)
What is yes?
500
This is the balanced equation for Aluminum and Copper (II) sulfate.
What is 2Al + 3CuSO4 --> Al2(SO4)3 + 3Cu?
500
This is how many grams of water are produced from 6.00 mol of hydrogen. 2H2 + O2 → 2H2O
What is 108g H2O?
500
This substance does not control the chemical reaction. There will be some left over.
What is the excess reactant?
500
Air escaping through a pin hole in a tire.
What is effusion?
500
The coefficients for this reaction when balanced CaO + H2O → Ca(OH)2
What is 1,1,1?
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