1,670,000,000 in
scientific notation pleas...
Answers: 1
Chemistry, 22.06.2019 04:00
Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity
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Chemistry, 22.06.2019 21:40
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.
Answers: 2
Chemistry, 23.06.2019 08:00
Can anyone answer these questions? ? i need it before 1: 00pm today
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Chemistry, 23.06.2019 13:00
Write the balanced chemical reaction for the formation of fe2(so4)3 from fe2o3 and so3 and determine how many moles of fe2(so4)3 are formed when 12.7 mol of so3 are reacted.
Answers: 1
Computers and Technology, 10.03.2020 08:56
Computers and Technology, 10.03.2020 08:56
Computers and Technology, 10.03.2020 08:56
Mathematics, 10.03.2020 08:56