How many moles are there in 1.3 x 1024 atoms of calcium?
a. 0.05 moles of ca
b. 84.18 moles of ca
c. 2.2 moles of ca
d. 3.5 x 10-24 moles of ca

What happens to the atomic radius when an elctron is lost

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.

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