Chemistry, 08.12.2020 01:00 FailingstudentXD
PLEASE HELP!! A nitrogen atom has 7 protons and 7 neutrons. Which of the following is the correct mass number of this nitrogen atom?
Answers: 1
Chemistry, 23.06.2019 02:00
Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive
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Chemistry, 23.06.2019 08:30
Plz a person walks 1 mile every day for exercise, leaving her front porch at 9 am and returning to her front porch at 9: 25 am what was the total displacement of her daily walk a. 1 mile b. 0 c. 25 min d. none of the above
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Chemistry, 23.06.2019 11:30
All of the following describe uses of nonrenewable energy sources except
Answers: 3
PLEASE HELP!! A nitrogen atom has 7 protons and 7 neutrons. Which of the following is the correct ma...
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