Unit 8
How many individual atoms are in a molecule of ammonium hydroxide (NH₄)(OH)?
7
Unit 8: How many individual atoms of oxygen are in a mol of Fe₂(SO₄)₃
12
Is the following substance soluble or insoluble: Sodium Chloride (NaCl)
Soluble
What is the oxidation number of O₂?
0
Organic Compounds must contain which element?
Carbon
What is the molar mass of Iron (Fe)?
55.93 g/mol
Unit 8: What is the molar mass of MgO?
40.31 g/mol
Is the following substance soluble or insoluble: Iron (II) Carbonate (FeCO₃)
Insoluble
What is the oxidation number of H in H₂O?
+1
If there is an amino functional group what is the compound name?
Amine
What is the molar mass of AlCl₃?
133.33 g/mol
Unit 11: Is the following substance a Brønsted acids, bases or both? OH-
Base
Is the following substance soluble or insoluble: Sodium Nitrate (NaNO₃)
Soluble
Zn → Zn²⁺ represents:
Oxidation
Which type of substances have the same physical and chemical properties but produce different optical rotations?
Optical Isomers
How many molecules are in 2.3 moles of methane (CH₄) gas?
1.38 x 10⁻²² molecules
Unit 10: Using the Ideal Gas Law solve the following question. If an ideal gas sample 64g of oxygen gas(O₂) is at 57°C and .80 atm, what volume would the gas occupy? (1pt)
67.73 L
Is the following substance a Brønsted acids, bases or both? HCl
Acid
What is the equation used to calculate a cell potential?
E⁰cell = E⁰(reduction) – E⁰(oxidation)
What is the name of a structure that has 2 carbon atoms and 1 triple bond?
Ethyne
What is the mass in grams of 1.64 mol of NaNO₃?
139.45 grams
Unit 11: Calculate the pH of a solution in which [OH-] = 2.50 x 10-4 M.
10.40
Is the following substance a Brønsted acids, bases or both? H2O
Both
In electrochemistry, the site where oxidation occurs is called _______.
Anode
What is a series of compounds that differ from one another by a repeating unit called?
homologous series