3. How many milliliters of water are there if the mass of the water is 34.228 g at STP?

What is the difference between mass number and atomic number

Which is a characteristic of an Atoms 1. They come in 10 major types 2. They are smallest Unit of matter 3. They can be divided 4. They cannot combine together

What is the minimum amount of energy that can be gained or lost by an atom?

If an atom of tin has a mass number of 118 and an atomic number of 50, how many electrons does it have?

Describe how the particles of two substances interact when mixed. Be sure to discuss the activation energy and how the particles achieve it. (More questions on profile)

Which of the following contains maximum number of atoms? a) 2.0g hydrogen b) 2.0g oxygen c) 2.0g nitrogen d) 2.0g methane

Which of the following are likely to form an ionic bond? • copper atoms • hydrogen atoms • hydrogen and oxygen atoms • copper and fluorine atoms

How much heat is released if 7.15 g cao (s) is added to 152 g of h2o (l) ? cao (s) + h2o (l) → ca (oh) 2 (s) δh°rxn = - 64.8 kj/mol?

Why does water flow decrease in your shower when someone flushes the toilet

5. How many moles of NaCl will it take to make 3.0 L of a 0.1 M solution?