Unit 6
Unit 7
Random
100
How many liters are in one mole?
What is 22.4 L at STP
100
A chemical reaction ends when this part of the equation is used up
What is the limiting reactant
100
This type of reaction releases heat
What is exothermic reaction
200
A compound consists of 40.0%C, 53.4%O and 6.6%H. Its molecular mass is 120 g/mol. Find the empirical formula and the molecular formula.
What is EF: CH2O MF: C4H8O4
200
This part of the equation remains even after the reaction ends
What is the excess reactant
200
This person created the atomic theory
Who is John Dalton
300
What is the molar mass of Ag3P₂?
What is 1.21g N2
300
When 45.0L of chlorine gas reacts with excess aluminum, 165g of aluminum chloride are produced. What is your % yield?
What is 92.18 % yield
300
This person first suggested the existence of an atom
Who is Democritus
400
Write the formula for Sodium Chloride Pentahydrate
What is NaCl *5H₂O
400
Balance the equation, N₂+H₂=NH3
What is N₂+3H₂=2NH3
400
This group contains properties of both metals and non-metals
What are metalloids
500
Convert 34g N₂ to moles
What is 1.21g N2
500
Using the above equation, N₂+H₂=NH3, (balance first) convert 50g N₂ to L NH3
What is 79.94L NH3
500
This element has the largest atomic radius
What is Francium
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