1.Leah is assigned to bring an elements which of the following household substance should she bring?

A. Soy sauce
B. Detergent bar
C. Bleach
D. Chlorine

2.Gerald mix alcohol with water, the resulting appearance of his mixture is uniform. How can he prove that it is a homogenous mixture?

A. The mixture appears the same all throughout
B. The mixture is clear and transparent
C. Alcohol cannot be separated with water
D. The mixture is changed its color and color

3.You were asked to check if the liquid sample you have is substance or mixture. Which among these tests is the best way to do it?

l. Color comparison
ll. Taste comparison
lll. Boiling test
lV. Melting test​