Evidence of a chemical change does not include
a)
producing a gas.
b)
change in color
change in shape.
d)
change in temperature.

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?

Under which circumstances are kp and kc equal for the reaction aa(g)+bb(g)⇌cc(g)+dd(g)?