At constant temperature, a sample of helium at 760. mmhg in a closed container was compressed from 5.00 l to 3.00 l, with no change in moles or temperature. what was the new pressure exerted by the helium on its container?

Mix 2g of hydrogen and 16g of oxygen what is the compound made

What are some patterns that we can use in order to predict reactivity in elements based on the periodic table

fills a 500. mL flask with 3.6atm of carbon monoxide gas and 1.2atm of water vapor. When the mixture has come to equilibrium she determines that it contains 3.36atm of carbon monoxide gas, 0.96atm of water vapor and 0.24atm of hydrogen gas.

Find the pH of a solution whose hydronium concentration is 1.0 x 10-11

Whether an element is classified as a major or as a trace mineral is determined by

Which situation would probably NOT result in the formation of new species? A) The introduction of a predatory fish that only eats the largest native bass in a Georgia lake.

How many electrons are present in outermost shell of argon atom

Why is there a difference between sodium and potassium in the reactivity with water

Why does the pressure inside a container of gas increase?

What is it called when copper can be stretched into s thin wire?