What chemical element did hennig brand discover and what was he boiling down when he discovered it

Determine the mass of Al (C2H3O2) 3 that contains 2.63 Χ 1024 atoms of oxygen.

How many different types of atoms are there in the molecule below? MgCO3

The atomic mass of a atom determines by what?

The difference between a monatomic ion and a polyatomic ion

Is CuS an ionic, non polar or polar covalent bond and why

Sound waves travel fastest through? A.) Air B.) Steel C.) Water D.) Vacuum

Which of the following combinations will result in a reaction that is never spontaneous? 1) positive enthalpy change and positive entropy change 2) positive enthalpy change and negative entropy change 3) negative enthalpy change and positive entropy

Which of the formed elements is present in the greatest concentration?

A compound has a percent composition of 24.74% potassium (molar mass = 39.10 g/mol), 34.76% manganese (molar mass = 54.94 g/mol), and 40.50% oxygen (molar mass = 16.00 g/mol).

What would be the saturation concentration (mole/L) of oxygen (O2) in a river in winter when the air temperature is 0°C if the Henry's law constant at this temperature is 2.28 * 10-3 mole/L-atm? What would the answer be in units of mg/L?