Why do you think lab safety is important?

A 0.210 mol sample of pcl5 (g) is injected into an empty 2.45 l reaction vessel held at 250 °c. calculate the concentrations of pcl5 (g) and pcl3 (g) at equilibrium.

How many milliliters of hydrogen gas are produced by the reaction 0.020 mol of magnesium with excess of hydrochloric acid at STP?

What is it called when combustion occur in a rocket's engine and releases heat and pressure making a larger pressure gradient inside the rocket than outside which causes the gaseous products?

What is thermonuclear reaction? give a example

Write the complete symbol, including mass number and atomic number, for each atom. contains 28 protons and 30 neutrons : a. ^{58}_{28}Ni5828Ni contains 22 protons and 21 neutrons : b. ^{43}_{22}Ti4322Ti contains 15 electrons and 19 neutrons c.

How many molecules are in 3 moles of Fe2O3?

What terms are needed to completely describe velocity ... A. units B. number C. mass D. direction

How many grams are in 3.3 moles of potassium sulfide, k2s

What is fusion energy

A 4.5-liter sample of a gas has 0.80 mole of the gas. If 0.35 mole of the gas is added, what is the final volume of the gas? Temperature and pressure remain constant. 3.9 liters 5.3 liters 6.3 liters 6.5 liters