Answer:
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Answer:
c
Explanation:
The first ionization energy decreases because the outermost
electron is farther from the nucleus.
Answer:
54.092%
Explanation:
molar mass of ca(oh)2 is 74.09268g/mol
convert grams Ca(oh)2 to moles
40.078+(15.9994+1.00794)
Answer:
B)3
Explanation:
I'm assuming the 2 is meant to be smaller. If it were a regular size 2 the answer would be 2 and that isn't an option
Answer:
43.93642
Explanation:
Phosphorus P 30.973762 1 86.0061
Hydrogen H 1.00794 5 13.9939
I don't know physics, but I hope this helps :)
(I'm a seventh grader so don't judge if this is wrong please)
