Physical Properties Sample Mass Solubility
(in water)
C 200 g 36 g/mL
D 500 g 180 g/mL

What would best support whether the two samples are of the same substance or not?

What was bohr’s contribution to the planetary model

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied