What happen when calcium carbonate react with zinc

Solve the following and express each answer in scientific notation and to the correct number of significant figures. A). (5.3 x 10^4) + (1.3 x 10^4) B). (7.2 x 10^-4) / (1.8 x 10^3 C). 10^4 x 10^-3 x 10^6 D). (9.12 x 10^-1) - (4.7 x10^-2 E). (5.

What element is in group 17 and period 3 of the periodic table?

Calculate the volume of an object with a mass of 5.45g and a density of 65

The reactant that acts as a Lewis Base is A) NH3 B) H20 C) both D) neither

PV = k, where Pis pressure, Vis volume, and k is a constant Question 1 Suppose you have a gas in a container being pressed down by a piston. The initial volume of the gas is 5.0 m3 and the pressure is 7.5 mmHg. If the volume decreases to 4.

How many moles are present in 34 grams of cu (oh) 2? * ?

A student dissolves 20g of potassium chloride in 100cm³ of water in a beaker. What is the concentration of the solution in g/dm³?

List of solid mixtures in a classroom

Which quantum number describes the energy level of an electron? Spin quantum number Principal quantum number Magnetic quantum number Angular momentum quantum number

Which of the following best explains why J. J Thompson's Plum Pudding model had to be revised?