Which of the following best describes an atom?
a. protons and electrons grouped together in a...
Chemistry, 11.12.2019 20:31 anthony925513
Which of the following best describes an atom?
a. protons and electrons grouped together in a random pattern.
b. protons and electrons grouped together in an alternating pattern.
c. a core of protons and neutrons surrounded by electrons.
d. a core of electrons and neutrons surrounded by protons.
Answers: 2
Chemistry, 23.06.2019 00:00
The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
Answers: 2
Chemistry, 23.06.2019 01:00
Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.
Answers: 1
Chemistry, 23.06.2019 02:00
Scientists are often interested in knowing the molar heat of combustion β the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?
Answers: 2
Mathematics, 24.09.2020 21:01
Social Studies, 24.09.2020 21:01
Biology, 24.09.2020 21:01
Spanish, 24.09.2020 21:01
English, 24.09.2020 21:01
Mathematics, 24.09.2020 21:01
Chemistry, 24.09.2020 21:01
Biology, 24.09.2020 21:01
Biology, 24.09.2020 21:01
Physics, 24.09.2020 21:01
Mathematics, 24.09.2020 21:01
Computers and Technology, 24.09.2020 21:01