subject
Chemistry, 11.07.2019 08:00 mathman783

Rachel has a sample containing 2 moles of carbon. how many atoms of carbon are in this sample? a. 2.044 × 1023 atoms b. 6.022 × 2023 atoms c. 1.204 × 1024 atoms d. 6.022 × 1046 atoms

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 11:00
Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?
Answers: 2
question
Chemistry, 22.06.2019 17:00
Complete each row of the table below by filling in the missing prefix or missing exponent.
Answers: 1
question
Chemistry, 22.06.2019 19:30
What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm
Answers: 3
question
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
You know the right answer?
Rachel has a sample containing 2 moles of carbon. how many atoms of carbon are in this sample? a....
Questions
question
Mathematics, 05.07.2019 22:00
question
German, 05.07.2019 22:00
question
Mathematics, 05.07.2019 22:00
Questions on the website: 13722363