Chemistry, 16.11.2020 17:20 vandarughb2875
Each molecule of lycopene contains 40 atoms of carbon (plus other atoms). The mass percent of carbon in lycopene is 84.49%. What is the molar mass of lycopene?a. 1137.2 g/mol
b. 405.9 g/mol
c. 480.4 g/mol
d. 473.4 g/mol
e. 568.6 g/mol
Answers: 2
Chemistry, 22.06.2019 18:30
Which sample at stp has the same number of atoms as 18 liters of ne at stp
Answers: 1
Chemistry, 22.06.2019 20:00
The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.
Answers: 3
Chemistry, 22.06.2019 21:40
A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?
Answers: 3
Chemistry, 22.06.2019 22:40
Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent
Answers: 1
Each molecule of lycopene contains 40 atoms of carbon (plus other atoms). The mass percent of carbon...
Mathematics, 04.05.2021 04:30
Physics, 04.05.2021 04:30
Social Studies, 04.05.2021 04:30
Mathematics, 04.05.2021 04:30
English, 04.05.2021 04:30
Mathematics, 04.05.2021 04:30
Mathematics, 04.05.2021 04:30
English, 04.05.2021 04:30
Physics, 04.05.2021 04:30
Biology, 04.05.2021 04:30
Mathematics, 04.05.2021 04:30