Atomic masses are measured in

How many moles of HNO3 are present if 2.50*10-2 mol of Ba (OH) 2 was needed to neutralize the acid solution?

How many moles of O2 are required to generate 18 moles of H2O in the given reaction? 2C8H18 + 25O2 16CO2 + 18H2O 2 moles 12 moles 16 moles 18 moles 25 moles i ask too many questions sorry.

Magnesium and nitrogen react in a combination reaction to produce magnesium nitride. 3 mg + n2? mg3n2. in a particular experiment, a 9.27 g sample of n2 reacts completely. the mass of mg consumed is

On a weekend trip to Winnipeg (Canada) you see that gasoline sells for 103.6 cents Cnd per liter. What is the cost of gasoline in US dollars per gallon? Should you fill up in Winnipeg or wait until you get back to Pembina?

Scientists classify rocks into three different types. What is the main basis for the classification system they chose? color of the rock shape of the rock how the rock formed who discovered the rock

How many moles are in 41.52g of sand

Does the density of ice affect the melting rate of ice, or does adding objects affect melting rates? I'm going to need evidence of some kind. If not, that's okay.

The boiling of water results in a physical change in matter form A. sold it liquid B. gas to solid C. solid to gas D. liquid to gas

Write the net ionic equation for the reaction of zinc metal with aqueous iron (II) nitrate. Include physical states.

Give an example of a "balanced force" and explain what makes it a balanced force.