Which of the following are always the same for atoms of the same element?
Mass of an atom
Ato...
Chemistry, 08.06.2020 01:01, payshencec21
Which of the following are always the same for atoms of the same element?
Mass of an atom
Atomic number
Neutron number
Mass number
Answers: 3
Chemistry, 22.06.2019 22:30, skinniestoflegends
Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.
Answers: 2
Chemistry, 23.06.2019 00:00, ahmedeldyame
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Answers: 1
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