How many atoms are found in 600. g of iron

If a Silver (Ag) atom has 47 protons, how many electrons does it need in order to have no charge? Your answer

Given the chemical equation where glucose combines with oxygen gas, C6H12O6 + 6O2 - -> 6H2O + 6CO2, how many moles of oxygen gas will it take to use up six moles of glucose (C6H12O6) ?

How much heat energy is needed to raise the temperature of 59.7g of cadmium from 25°C to 100°C? The specific heat of cadmium is 0.231 J/g °C.

An electromagnets different from a permanent magnets because an electromagnet blank whats the blank?

Suppose you have been hired to mine a Manganese nodules off the bottom of the Pacific Ocean. Identify the problems you might have, and design equipment that would enable you to get the nodules to the surface.

Smoke fiilling up a room is diffusion or not

What is the independent and dependent variable for a dry ice experiment

a substance that undergoes a physical change like melting is still the same substance is it true or false

What is a polar molecule

A mixture of He He, N 2 N2, and Ar Ar has a pressure of 22.1 22.1 atm at 28.0 28.0 °C. If the partial pressure of He He is 2475 2475 torr and that of Ar Ar is 1049 1049 mm Hg, what is the partial pressure of N 2 N2?