Answer:
go to a calculator and see the answer then make the hypothisis which is the answer
Explanation:
magic
Answer:
0.00050553
Explanation:
when the power of ten is negative, move the decimal to the left
hope this helped!
Answer: m-%(Ca) = 40.08 / 110.98
Explanation: molar mass of CaCl2 is 40.08+ 2·35.45 = 110.98
Think you have one mole substance. It contains 40.08 g Ca
Answer:
Protons= 11
neutrons= 12
electrons = 10
Explanantion:
Look for Na on periodic table
Atomic Number = 11
Atomic Mass = 23 (round it to be an integer)
Number of protons = Atomic number = 11
Number of neutrons = Atomic mass - atomic number = 23-11 =12
Number of electrons = 11 - e = ´+1 , electrons = 10
Answer:
Water vapor has mostly disappeared at colder elevations and its effect on weather turbulence.
Explanation: