ModuleFourteenLessonOneAssignmentOne.pdf - Modules 1-7...

Modules 1-7 Review Problems
Module 1
1.) What is the volume of 60.0 g of ether if the density of ether is 0.70 g/mL? 86 mL
2.) What is the density of 50.0 mL of a substance that has a mass of 25 g? 0.5 g/mL
3.) List each as being a physical change or a chemical change: butter melting, butter burning, sugar 4.) List each as being a physical or a chemical property: copper sulfate is blue, iron is a solid, water
melts at 0
o
C, gasoline is flammable, magnesium reacts with acid, salt is soluble in water. copper
5.) Correctly match the terms listed on the left with the substances listed on the right. More than one
term may be used for each substance.
A. element Mg pure substance, element
B. compound Fe mixed with sand heterogeneous mixture
C. heterogeneous saltwater solution, heterogeneous mixture
D. mixture water element, pure substance
E. homogeneous MgSO
4
element, compound
F. pure substance
G. Solution
Module 2
1.) All atoms of the same element have the same number of protons.