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In the hydrogenation of ethylene using a nickel catalyst, the initial concentration of ethylene is 1.50 mol * L-1 and its rate constant (k) is 0.0016 mol * L-1 * s-1. a. Determine the rate of reaction if it follows a zero-order reaction mechanism.

Which of the following best describes the electron cloud model? A. It shows that electrons usually carry a negative charge. B. It shows that electrons remain in high-energy subshells. C. It shows that electrons move quickly in circular orbits. D.

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? Explain your answer.

Order of decreasing atomic radius largest to smallest

Products which transfer heat quickly are: good conductors good insulators poor conductors poor insulators

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda