KF is a strong electrolyte, and HF is a weak electrolyte. How is the solution of KF different from that of HF?

Are compounds that form more hydrogen bonds more soluble in water?

Why is the atomic theory important

A compound is found to contain 49.5% carbon, 5.19% hydrogen, 16.5% oxygen, and 28.9% nitrogen. its molecular mass is 194.2 g/mol.

Calculate the energy required to heat 322.0g of ethanol from - 2.2°C to 19.6°C. Assume the specific heat capacity of ethanol under these conditions is 2.44·J·g-1K-1. Round your answer to 3 significant digits.

He henry's law constant of oxygen in water at 25 °c is 773 atm mol-1kg h2o. calculate the molality of oxygen in water under a partial pressure of 0.20 at

What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her speed is 31 km/h and the coefficient of static friction between the tires and the road is 0.29?

At a certain temperature, 0.4011 mol of N 2 and 1.501 mol of H 2 are placed in a 3.00 L container. N 2 (g) + 3 H 2 (g) - ⇀ ↽ - 2 NH 3 (g) At equilibrium, 0.1801 mol of N 2 is present. Calculate the equilibrium constant, K c. K c =

How many moles of N are in 0.203 g of N2O?

Given the unbalanced equation: al + cuso4 - - > al2 (so4) 3 + cu. when properly balanced, the sum of the balancing coefficients is select one: a. 7 b. 6 c. 9 d. 8

A particle that has a negative charge is called