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12,633 solutions

Q. Hey, I was wondering why benzoic acid is more soluble in NaOH rather that water?

Solved • Dec 7, 2017

Q. A 15.5 A current is passed for 14.8 minutes through a solution containing Al+3 ions. What is the balanced half reaction for this electrolytic cell? Calculate many grams of Aluminum would plate.

Solved • Dec 6, 2017

Q. How many liters of oxygen are needed to exactly react with 19.8 g of methane at STP? CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(l)

Solved • Dec 6, 2017

Q. A 1.35 V battery is based on the following cell reaction: Zn(s)+2NH4(subscript)Cl(s)+2MnO2(s)---->Zn(NH3)2Cl2(s)+Mn2O3(s)+H2O(l) What is the delta Gcell in KJ?

Solved • Dec 5, 2017

Q. What is the solubility of calcite (CaCO3) in grams per milliliter at a temperature at which its Ksp is 9.92×10-9?

Solved • Dec 5, 2017

Q. Pieces of cadmium and tin are placed in a solution in which [Cd2+] = [Sn2+] = 1.00 M. What is Ecell?

Solved • Dec 5, 2017

Q. Find the heat of formation for a mole of nitrogen dioxide (NO2) given: 2N2O5(s) → 4NO2(g) + O2(g) ∆ Ho = 219 kJ N2(g) + 5/2O2(g) → N2O5(s) ∆ Ho = -43.1 kJ ∆ Ho of nitrogen dioxide (NO2) = ?

Solved • Dec 4, 2017