20.What do carbon and silicon have in common?
a. They belong to the same column (family), therefore they have the same number of valence electrons.
b. They belong to the same column (family), therefore they have the same number of total electrons.
c. They belong to the same column (family), therefore they have the same number of energy levels.
d. They belong to the same column (family), therefore they have the same number of protons.
Answers: 3
Chemistry, 21.06.2019 15:40, markipler01
What is the study of how matter and energy interact? a. biology b. physics c. planetary science d. chemistry
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Chemistry, 22.06.2019 11:00, bigwaYne
Imagine that twenty i. u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?
Answers: 2
20.What do carbon and silicon have in common?
a. They belong to the same column (family), therefore...
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