A neutral nitrogen atom has an atomic number of 7 and an atomic mass of 16. how many protons does this atom contain?

What is the solubility of NH4CL at 50 degrees C?

Table salt has a saw ability of 36 G of salt in 100g of water at 40 Celsius if 15 G of salt is added to 50 g of water at the same temperature is it resulting solution saturated or unsaturated

What were punnett squares developed to do

A large weather balloon requires plenty of helium gas in order to ascend into the atmosphere to take measurements.

What is the sideward emisson of light by illuminated molecules or particles?

What is frequency a measure of?

If you change the temperature of a gas but keep the volume the same, how does the pressure change?

What is the mass of 8 moles of sodium atoms

When 50.0 g of 0.200 M NaCl at 24.1 C is added to 100.0 g M AgNO3 at 24.1 C in calorimeter, the temperature increases to 25.0 C as AgCl2 forms. Assuming the specific heat of solution and products is 4.

Explain why elements and compounds are pure substances