How do you calculate the number of moles of an element from a given mole quantity of a compound, using the chemical formula?

What is the molar mass of H20

A chemical reaction produced 177.3 grams of chlorine has (Cl²). What was the volume of the gas?

A 1.000-g sample of lead shot reacted with oxygen to give 1.077 g of product. Calculate the empirical formula of the lead oxide

Compared to the nonmetals in Period 2, the metals in Period 2 generally have larger (1) ionization energies (2) electronegativities (3) atomic radii (4) atomic numbers

Convert 506.5 kPa to atmospheres.

Which process creates food for plants in order to maintain homeostasis? Breathing Cell division Cellular respiration Photosynthesis

Describe a proton, neutron, and electron. Where are these particles located inside an atom.

A sample of gas is at 273°K and 2.00 atm with a volume of 6.00 liters. When the gas is compressed to 3.00 liters and the pressure increases to 3.00 atm, what is the new temperature of the sample?

Which oxygen pachages materials and distributed them throughout the cell

How many atoms in 3 mol zn