Part D Based on the activity series you created in part C, predict whether there would be a chemical reaction or no reaction
when the listed pairs of substances are combined.
B
1
U X
X х
Font Sizes
A ASE
Reaction or No Reaction
Substances
magnesium and copper(ii) sulfate
iron and magnesium sulfate
copper and ironil) nitrate
magnesium and hydrochloric acid

Dona wrote the characteristics of two types of galaxies as shown below: type a: has a large flattened core type b: does not have a regular shape which statement is correct? type a is an irregular galaxy and type b is a lens galaxy. type a is a lens galaxy and type b is an irregular galaxy. type a is a spiral galaxy and type b is an elliptical galaxy. type a is an elliptical galaxy and type b is a spiral galaxy.