Chemistry, 01.07.2019 15:00 viv1302

What is the difference between atomic mass and molar mass?

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 08:40, jaueuxsn

Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.

Answers: 2

continue

Chemistry, 22.06.2019 09:00, lrasanaoaksandfurana

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

Answers: 1

continue

Chemistry, 22.06.2019 10:30, ntrann22

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Answers: 2

continue

Chemistry, 22.06.2019 21:40, k3rbycalilung

Tooth enamel consists mainly of the mineral calcium hydroxyapatite, ca_10(po_4)_6(oh)_2. trace elements in teeth of archaeological specimens provide anthropologist with clues about diet and diseases of ancient people. students at hamline university measured strontium in enamel from extracted wisdom teeth by atomic absorption spectroscopy. solutions with a constant total volume of 10.0 ml contained 0.726 mg of dissolved tooth enamel plus variable concentrations of added sr. added sr find the concentration of sr in the 10 ml sample solution in parts per billion = ng/ml. find the concentration of sr in tooth enamel in parts per million = mu g/g.