Which of thses is a mixture A:oxygen B:carbon C:air D:carbon dixoxide

If you compared 1 m solutions, was a 1 m nacl solution more or less hypertonic than a 1 m sucrose solution? what is your evidence? what about 1 m nacl and 1 m glucose and 1 m sucrose?

Jarvis checked his odometer reading when filling his tank, and then checked it several days later when he filled his tank again. His first reading was 65,290 miles and the second was 65,500 miles. It took eight gallons of gas to fill his tank.

Determine the number of miles of H in each sample; 4.52 mol H2O? 8.43 mol NH3? 0.102 mol N2H4? 35.0 mol C10H22?

A certain atom has 26 protons 26 electrons and 30 neutrons. its mass number is

A liquid occupies 321ml and has a mass of 376g. what is the density of the liquid?

In which orbital does an electron in a bromine atom experience the smallest?

What characteristics of water allow it to have high surface tension?

Obtaining scientific data from a distance is called?

What is organic chemistry?

What is the total number of electrons shared in a double covalent bond between two atoms? (1) 1 (3) 8 (2) 2 (4) 4