Jerome observes that a gas is formed when two liquids are mixed together. Which of the following best names and explains the change that
causes the formation of the gas?
Chemical change
state of the original substances is formed
8 EE 3
Physical change,
state of the original substances is formed
EE
Chemical change,
anges the form of the substances but not their identity
Physical change, because mixing only changes the form of the substances but not their identity

The grooves or folds of the brain are called

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

What is formed when amino acids form long chains or polymerize