Which of the following is a strong electrolyte? A. HNO3(aq) B. NH4NO3(aq) C. Al(NO3)3(aq) D.All of...
Which of the following is a strong electrolyte? A. HNO3(aq) B. NH4NO3(aq) C. Al(NO3)3(aq) D.All of the above O C A& C A D
2247o Page 246 c. (NH) SOs, a strong electrolyte d. Al(NO3)3, a strong electrolyte Calculate the boiling and freezing points of water solutions that are 1.15 M in the following solutes: a. KBr, a strong electrolyte b. ethylene glycol, a nonelectrolyte c. (NH4)2C03, a strong electrolyte d. Al2(SO4)3, a strong electrolyte 5 water solutions IS M in the following solutesn 66 Calc。 zing points of the following so- unless otherwise indicated lutio Add Note a nonelectrolyte Cl2, a strong electrolyte...
Identify the spectator ions in the reaction: 2HNO3(aq) + CaCO3(s)—-Ca(NO3)2(aq) + H2O(l) + CO2(8) O NO3 O Cat2 он" co3 Question 20 5 pts Which of the following is a strong electrolyte? A HNO3(aq) B.NH.NO3(aq) C. AI(NO3)3(aq) D. All of the above OA A&C
7.40 Balance each of the following chemical equations: a. Zn(s) + HNO3(aq) H(g) + Zn(NO3)2(aq) b. Al(s) + H2SO4(aq) → H2(g) + Alz(SO2)3(aq) c. K SO,(aq) + BaCl(aq) → BaSO 9) + KCl(aq) d. CaCO3(s) — — Cao(s) + CO2(g) a. Zn(s) + HNO3(aq) —H2(g) + Zn(NO3)2(aq) b. Al(s) + H2SO4(aq) —> H2(g) + Al(SO4)3(aq) I
Given the following reaction: 4 Zn + 10 HNO3 ? 4 Zn(NO3)2 + NH4NO3 + 3 H2O If we start with 3.32 g of Zn and excess of HNO3, how many g of each product will be formed?
2. What type of compounds (in general) are a. Nonelectrolyte b. Weak electrolyte c. Strong electrolyte 3. Identify each of the following as strong, weak, or nonelectrolytes. a. HCl(aq) strong b. CH1206 (aq) strong c. HF (aq) d. AgCl(s) e. CO2 (g) f. KNO3 (aq) strony
Give the chemical reactions that show why solutions of Al(NO3)3, Zn(NO3)2, and NH4NO3 have the pH values that you found. Al(NO3)3 had a pH value of 3.14 Zn(NO3)2 had a pH value of 4.92 NH4NO3 had a pH value of 5.20
1(i). Balance the following equations, and then write the net ionic equation (a) (NH4)2CO3(aq) + Cu(NO3)2(aq) → CuCO3(s) + NH4NO3(aq) (b) Mg(OH)2(s) + HCl(aq) → MgCl2(aq) + H2O(l) (c) BaCO3(s) + HBr(aq) → BaBr2(aq) + H2O(l) + CO2(g) (ii). For each reaction equation, identify the driving force of the reaction 2. What is an electrolyte? How can you experimentally differentiate between a weak electrolyte and a strong electrolyte? Name and give the formulas of a strong electrolyte and a weak...
2. For the oxidation-reduction reaction 3Mn(s) + 2Fe(NO3)3(aq) → 2Fe(s) + 3Mn(NO3)2 (aq) Hint: HNO3 a) provide equation for the oxidation half-reaction: b) provide equation for the reduction half-reaction: In the given equation above or in your answers to a) and b): c) label the substance which is oxidizing agent, d) label the substance which is reducing agent.
1. Define electrolyte. 2. Classify the following compounds as strong electrolyte, weak electrolyte or nonelectrolyte. ribose, C5H100 hypobromous acid HBrO (aq) ammonium nitrate, NH4NO3 3. Give the Lewis electron-dot symbol for the nitrogen atom, N 4. Consider nitrogen gas N2 A. Give the Lewis structure B. This molecule contains a/an 1. Ionic bond ii. Nonpolar covalent bond iii. Polar covalent bond iv. Metallic bond