Chemistry, 11.07.2019 07:30, ammullims822
Copper exists in two naturally occurring isotopes. the average atomic weight of copper is 63.546 amu. if 69.15% exists as 63cu with an atomic mass of 62.92, then what is the atomic mass of the second isotope?
Answers: 1
Chemistry, 22.06.2019 02:30, dijonmckenzie3
Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?
Answers: 3
Chemistry, 22.06.2019 06:30, AleciaCassidy
Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d
Answers: 1
Chemistry, 23.06.2019 01:00, ZaNiyahlove4711
Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6
Answers: 1
Copper exists in two naturally occurring isotopes. the average atomic weight of copper is 63.546 amu...
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