Wind is caused by . the earths tilt the Coriolis effect temperature differences humidity

Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?

What are the similarities & differences between a thermistor and a light dependent resistor in physics?

On your wedding day your lover gives you a gold ring of mass 3.67 g. 48 years later its mass is 3.44 g. on the average how many atoms were abrated from the ring during each second of your marriage? the atomic mass of gold is 197 u. don't enter units