chemist heats 100.0 g of in a crucible to drive off the water. If all the water is driven off, what is the mass of the remaining salt?

Can you guys answer these questions i need it before 1: 00pm

Which of the following reasons best explains why a scientist would want to replicate gregor mendel's pea plant experiment? a. to discover new aspects of the natural world b. to test the predictions of current theories c. to explain recently observed phenomena d. to test the conclusions of prior investigations

Use the periodic table to classify each of the elements below. cadmium (cd): vanadium (v): xenon (xe): iodine (i): potassium (k): strontium (sr):