CHM1100C Module 04 Quiz Latest 2023

CHM1100C Section 06 General Chemistry

Module 04 Quiz

Question 1

You have plenty of salts that are in front of you and you are trying to figure out which salts are soluble in water, and which ones of their products are soluble in water. For the following equation, provide the net ionic equation. KI+ Pb(NO3)2 equation

Question 2

If you wanted to dilute the 3M NaOH solution to 500mL of 1M NaOH solution, how much L of the 3M NaOH solution would you need?

Question 3

Consider this reaction: 6 CO2 + 6 H2O + light equation C6H12O6 + 6 O2

If there were 2.38 x 102 g of H2O, 18.6 moles of CO2, and plenty of light, what would be the theoretical yield of the reaction?

Question 4

Consider this reaction: 6 CO2 + 6 H2O + light equation C6H12O6 + 6 O2

If there were 2.38 x 102 g of H2O, 18.6 moles of CO2, and plenty of light, which reactant would be the limiting reactant?

Question 5

How many mols of a 3M NaOH solution are in 1L of the solution?

Question 6

If a solution contained a substance of 4.67kg (molar mass of 34.6 g/mol) in 350mL, what is the molarity of the solution?

Question 7

Describe the differences between Bronsted acids and bases v. Lewis acids and bases.

Question 8

For the following reactions, calculate the ionization constant of each reaction. CH3COOH (aq) + H2O (l) equation H3O+ (aq) + CH3COO-(aq); [CH3COOH] = 0.8M, [H3O+] = 7.6M, [CH3COO-] = 16.4MKa =

Question 9

You have 13.2 mols of CO2 . Calculate the mass of CO2.

Question 10

Plants undergo photosynthesis in order to provide oxygen into the air, which is vital for the human body to stay alive: 6 CO2 + 6 H2O + light equation C6H12O6 + 6 O2 If there were 2.38 x 102 g of H2O and 18.6 moles of CO2, how much C6H12O6 can be produced?

Question 11

Consider this reaction: 6 CO2 + 6 H2O + light

 C6H12O6 + 6 O2

If you actually produced 30g of C6H12O6 what would be the percent yield?

Calculate the theoretical yield from having 2.38 x 102 g of H2O, 18.6 moles of CO2.

equation

Question 12

For the following reactions, calculate the ionization constant of each reaction. HCl (aq) + H2O (l) equation H3O+ (aq) + Cl- (aq); [HCl] = 16.9M, [H3O+] = 13.3M, [Cl-] = 7.4MKa =

Question 13

Help Asha identify whether the reaction is a synthesis or decomposition reaction: 2 C + O2equationCO

Question 14

Help Asha identify whether the reaction is a synthesis or decomposition reaction: H2 + F2equation2 HF

Question 15

Identify if the following reaction is balanced or not balanced: NaCl + F2equationNaF + Cl2

Question 16

Identify if the following reaction is balanced or not balanced: BF3 + Li2SO3equationB2(SO3)3 + LiF

Question 17

You have plenty of salts that are in front of you and you are trying to figure out which salts are soluble in water, and which ones of their products are soluble in water. For the following equation, identify the potential products. PbSO4 + KF equation

Question 18

You have plenty of salts that are in front of you and you are trying to figure out which salts are soluble in water, and which ones of their products are soluble in water. For the following equation, identify the potential products. CsClO3+ RbNO3 equation

Question 19

You have plenty of salts that are in front of you and you are trying to figure out which salts are soluble in water, and which ones of their products are soluble in water. For the following equation, provide the molecular equation. H2SO4+ Ba(OH)2equation

Question 20

You have plenty of salts that are in front of you and you are trying to figure out which salts are soluble in water, and which ones of their products are soluble in water. For the following equation, provide the molecular equation. NaCl + LiBr equation

Question 21

You have plenty of salts that are in front of you and you are trying to figure out which salts are soluble in water, and which ones of their products are soluble in water. For the following equation, identify which reactants and products are soluble/insoluble in water. NH4Cl + NaClO3equation

Question 22

You have plenty of salts that are in front of you and you are trying to figure out which salts are soluble in water, and which ones of their products are soluble in water. For the following equation, identify which reactants and products are soluble/insoluble in water. H2SO4+ Ba(OH)2equation

Question 23

Identify if the following molecule is a strong acid, strong base, weak acid or a weak base. Sulfuric acid

Question 24

Identify if the following molecule is a strong acid, strong base, weak acid or a weak base. Hydrofluoric acid

Question 25

Identify if the following molecule is a strong acid, strong base, weak acid or a weak base. Hydrogen sulfide

Question 26

Identify if the following substance has high, low, or neutral pH: Coffee

Question 27

Identify if the following substance has high, low, or neutral pH: Drain cleaner

Question 28

Calculate the pH for the following concentration: [H3O+] = 2.19 x 10-5 M

Question 29

Calculate the pH for the following concentration: [H3O+] = 10.33 x 10-9 M

Question 30

Calculate the concentration for the following pH: pH = 9.45

Question 31

Calculate the concentration for the following pH: pH = 7.00

Question 32

Unbuffered yellow solution, PH=8.0 Buffer and Unbuffered red solution, PH= 8.0 Buffer

A strong acid has been poured into both beakers in the image on the left. Why did the color of the unbuffered solution change, but the buffered solution remained the same?

Question 33

What happens when a strong base is added to a weak acid solution?

Question 34

Help Asha balance the following equation by completing the equation with the correct numbers:__H2 + __F2equation __HF

Question 35

Help Asha balance the following equation by completing the equation with the correct numbers:__P4 + __F2 equation __PF3