Chaper 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
100
Mass divided by volume is called______?
What is density
100
Which is a heterogeneous mixture? a.) saltwater b.) vegetable soup c.) grandma
What is B, vegetable soup
100
Which statement is correct? -Potassium nitrate is KNO3 -Calcium carbonate is Ca(CO3)2 -Iron(III) oxide is Fe3O2 -Dinitrogen monoxide is NO2
What is Potassium nitrate HNO3
100
What is the precentage by mass of carbon in CO2? a.) 1.0% b.) 18.4% c.) 27.3%
What is C, 27.3%
100
This is what type of reaction? LiI+AgNO3=AgI+LiNO3
What is double displacement.
200
The amount of matter in an object is its______?
What is mass
200
Which is a chemical property? a.) density b.) saltwater c.) ability to burn
What is C, ability to burn
200
Given the formula unit CuO, which roman numeral needs to be added to the name "copper oxide"?
What is roman numeral II
200
What is the molar mass of aluminum hydroxide, Al(OH)3?
What is 78.0 g/mol
200
This is what type of reaction? Ti+2Cl2=TiCl4
What is combination.
300
A substance has a mass of 25 grams and a volume of 5 mL. Its density is_____?
What is 5 g/mL
300
Which is a physical change? a.) America b.) ability to burn c.) ice melting
What is C, ice melting
300
What is the formula for silicon disulfide?
What is SiS2
300
What is the empirical formula of ethane, C2H6?
What is CH3
300
This is what type of reaction? 2C2H2+5O2=4CO2+2H2O
What is combustion.
400
1,500 mL is equal to how many liters?
What is 1.5 L
400
The formula (NH4)3PO4 shows ____ nitrogen atoms? (all lower case)
What is 3 nitrogen atoms
400
What is the formula for iron(II) hydroxide?
What is Fe(OH)2
400
How many moles are in 6034 x 10 to the 24th molecules of CO2?
What is 10.5 moles
400
This is what type of reaction? H2CO3=H2O+CO2
What is decomposition.
500
2.1 yards x 0.000300 yards is what in sig figs?
What is 6.3 x 10 to the -4
500
Atomic number is the number of ____ in an atom?
What are protons
500
What is the formula unit of nickel(II) acetate?
What is Ni(C2H3O2)2
500
389 g of CaCl2 is dissolved in water to make 1 L. What is the concentration of the solution?
What is 3.50 M
500
This is what type of reaction? 3K+FeCl2=3KCl+Fe
What is single displacement.
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