How many atoms of zinc metal are present in 1.2 kg of zinc?
How many atoms of oxygen are present in 200. mg of H 2O2?
What is the mass (in g) of 3.22 x 1025 molecules of H2SO4?
What is the mass (in kg) of 2.8 x 1023 atoms of plutonium metal?
With your partner, look at the samples of matter. Go through the flow chart to determine what type of matter the
sample represents. Each can be considered a sample of pure elements, a sample of pure molecules, a sample of pure
compounds, or a mixture. If
Grams and Particles Conversion Worksheet
How many molecules are there in 24 grams of FeF3?
How many molecules are there in 450 grams of Na2SO4?
How many grams are there in 2.3 x 1024 atoms of silver?
How many grams are there i
Mole Calculation Practice Worksheet
Answer the following questions:
How many moles are in 25 grams of water?
How many grams are in 4.5 moles of Li2O?
How many molecules are in 23 moles of oxygen?
How many moles are in 3.4 x 1023 molecules of H
Basic Atomic Structure Worksheet ANSWERS
atomic number (or identity); charge
protons; electrons (in a neutral charge atom only!); same
average atomic weight; mass
Analysis of Commercial Bleach Lab
In this experiment, the amount of sodium hypochlorite in a commercial bleach will be
determined by reacting it with sodium thiosulfate in the presence of iodide ions and starch.