As you go across the periodic table, do atoms get bigger or smaller? Why?

A. 50 g of nitrogen (n2) has a volume of ___ liters at stp.

Determine the molecular weight for mg (no3) 2. 134.32 g 118.32 g 148.33 g 172.64 g

A 25.0 ml sample of water at 90 °c has a mass of 24.12 g. Calculate the density of water at this temperature.

Phosphorus-32 has a half-life of 14.0 days. Starting with 6.00 g of 32P, how many grams will remain after 112 days?

What is the most complete list of the particle (s) that are located within the nucleus of an atom? protons neutrons and electrons protons and neutrons protons and electrons

What do you use to measure mass

A salt shaker filled with 17.0g sodium chloride contain how many moles?

When a radioactive decay occurs what is released? A. Only protons and neutrons B. Only electrons C. Protons/Neutrons, beta particle, gamma ray D. Only gamma rays

How is the process of scientific inquiry and the design process similar and how they are different.

Provide an explanation at the subatomic level to explain why different colors are observed for different metal salts.