Answer:
the newspaper one is a chemical change because the chemicals in the paper have reacted with something and turned a different color. the wax one is a physical change because it is a change in the phase of matter, which is always a physical change (still the same substance chemically)
Answer:
[OH-] = 10^-1.5 = 0.0316 M
Explanation:
Answer:
No because opinion and social values may lead to bias
Explanation:
I'm smart >:)
