Le Chatelier's principle
What does Le Chatelier's principle state?
That a system at equilibrium will resist any stress put upon it.
How are Bronsted-Lowry Acid-Base reactions different from Arrhenius Acid-Base reactions?
Bronsted-Lowry Acids act as proton donors, however Arrhenius Acids act as proton acceptors.
the molecule to run out first
what is a limiting reactant
This type of reaction involves one element replacing another in a compound. What kind of reaction is it?
Single displacement or Single replacement
What is the chemical formula for magnesium oxide
MgO
If you wanted to change the K value of a system at equilibrium what must you change?
what is Temperature.
H2SO4 (aq) + H2O (l) <=> HSO4- (aq) + H3O+ (aq)
What the (CA)
what is H30
The first location that calculates the mol on the road mop
What is Moletown
What is the mass of one mole of a substance, expressed in grams per mole
what is molar mass
What is the name of the compound represented by the formula NaCl?
What is sodium chloride
Describe what happens to the chemical system A + B = C + D + 57kJ when the temperature is increased.
Reactants are favoured because the reverse reaction is endothermic which is sped up by the increase in temperature.
Molarity=moles of solute/ liters of solution
what is the molarity equation
What would be the volume of a 2 M solution made with 6 moles of LiF
3 L of solution
This chemical reaction, also known as a metathesis reaction, involves the exchange of positive ions between two compounds, resulting in two new compounds.
What is a double displacement reaction?
the chemical formula for ammonium sulfate
what is (NH₄)₂SO₄
For the reaction X2(g) + 3Y2(g) = 2XY3(g) at equilibrium; what would be the result of decreasing the amount of X2?
[XY3]^2 Decreases [X2] decreases*[Y2]^3 increases.
What is the pH of a solution with a pOH of 3.87?
what is 10.13?
How many moles of ammonium nitrate are in 335 mL of .425M NH4NO3
.142 mol
What is the balanced chemical equation for the reaction between hydrogen gas and oxygen gas to produce water?
What is 2H2(g) + O2(g) → 2H2O(g)
What is the name of the compound represented by the formula Na₂CO₃?
what is sodium carbonate
For the reaction X2(g) + 3Y2(g) = 2XY3(g) at equilibrium; what would be the result of decreasing the pressure?
Reactants favoured. Decrease in pressure favours increase in gas particles to equalize gas pressure.
Find the Bronsted-Lowry Acid, Base, Conjugate Acid, and Conjugate Base.
NH4+ + CN- -> NH3 + HCN
NH4 - Acid
NH3 - Conjugate Base
CN- - Base
HCN - Conjugate Acid
How many mililiters of a solution of 4.00M KI would you need to prepare 250 ml of 0.760M KI
47.5ml
What are the products of a single displacement reaction between zinc (Zn) and copper(II) sulfate (CuSO4)?
What are zinc sulfate and copper metal?
What is a binary compound?
A compound composed of two elements that can be either iconic or molecular