How many elments are found in the following chemical equaction K + Cl KLC

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Which of the following are correct statements about reactions? Check all that apply. A. If a reaction happens, it will be very fast. B. During a reaction, a catalyst is always used up along with the reactants. C.

How many moles of oxygen (O2) are present in 33.6 L of the gas at 1 atm and 0°C?

When two aqueous solutions are mixed together the temperature of the solution decreases?

How can chemical weathering make it easier for mechanical weathering to occur? MY EXAMS!

9.00 g/h to kilograms per minute

Determine an empirical formula from each set of percent composition data. 1. 18.27% K, 59.30% I, 22.43% 0

What are the controlled, independent, and dependent variables of this experiment? The experiment is to drop 2 drops of food coloring in one glass of hot water, and one of cold water to see which has the faster rate of diffusion.

Aluminum foil used for storing food weighs about 0.3 g per square inch. How many atoms of aluminum are contained in one square inch of the foil?

Sulfur reacts with oxygen to form sulfur dioxide (SO2 (g), Hf = - 296.8 kJ/mol) according to the equation below. What is the enthalpy change for the reaction? Use