Although commonly called the "universal solvent", this chemical's less known chemical name is dihydrogen monoxide.
What is water?
100
This chemical is not used up during the course of a reaction and increases the rate of reaction.
What is a catalyst?
100
This conversion factor defines a relationship between mass and moles.
What is the molar mass?
100
As temperature decreases, the kinetic energy of the gas particles has this effect.
What is a decrease in KE?
100
Moles per liter gives the units for this concentration
What is molarity?
200
This ionic compound has the formula Fe2(SO4)3
What is iron (III) sulfate?
200
H2 + O2 -------> H2O
is an example of this type of unbalanced equation?
What is a skeletal equation?
200
This is the amount of mL of O2 needed to produce 20.4 mL of SO3 at STP according to the following equation:
2SO2(g) + O2(g) ----->2SO3(g).
What is 10.2 mL?
200
This unit of mercury (mmHg) is equal to 1.75atm.
What is 1330 mmHg?
200
The concentration when .05 moles of solute is dissolved in 25 mL of solvent.
What is 2M?
300
This formula has the name magnesium phosphide.
What is Mg3P2?
300
Zn(s) + Cu(NO3)2(aq) ------> Cu(s) + Zn(NO3)2(aq)
is an example of this type of reaction.
What is a single replacement reaction?
300
All of these have this number of significant figures:
.03000, 21010, .05001
What is 4?
300
This pressure in kPa occurs when a 4 L gas at 1 atm and 25 degrees C is heated to a final temperature of 50 degrees C and expanded to a volume of 5L.
What is 87.8 kPa?
300
This concentration can be prepared when 200mL of 10M stock solution is diluted to 1L.
What is 2M?
400
This formula is known as sulfur hexafluoride.
What is SF6?
400
This reaction type occurs between two aqueous ionic compounds and often times forms a precipitate.
What is a double replacement reaction?
400
5.0 grams of Al combine with 3.0 grams of S to produce aluminum sulfide. Determine the limiting reagent.
What is sulfur?
400
The value of the gas constant in terms of liters times atmospheres per moles times Kelvin is this.
What is .0821?
400
1.5 M NaCl solution has a "this" vapor pressure than 2.5 M sugar water solution.
What is lower?
500
This compound has the formula H3PO3.
What is phosphorous acid?
500
The chemical formulas for the products of the reaction between iron (III) and lead (II) nitrate.
Pb and Fe(NO3)3
500
The amount of grams of product you can produce when 40.0 g Cu(s) reacts with 15.0 g S(s) according to the following equation: 2 Cu(s) + S(s) -----> Cu2S(s)
What is 50.1 g Cu2S?
500
The volume of gas produced when 10 kg of nitrogen gas reacts with excess hydrogen at 550 degrees C and 250 atm according to the following equation:
3H2(g) + N2(g) ------> 2NH3(g)
What is 87.8 liters of NH3?
500
The amount of grams of solute in 350 mL of 2M NaCl solution.