Answer:3
Step-by-step explanation:We first find the reciprocal of the second fraction then the division sign changes into multiplication then you work out.
Answer:
A. 12.5 - 3.1
Step-by-step explanation:
A. 12.5 - 3.1 = 9.4
B. 12.5 - 0.31 = 12.19
C. 12.5 - 0.031 = 12.469
D. 12.5 - 0.0031 = 12.4969
16w+11cm+6cm=33
Length+hight+width
(Pay attention to the subject you're choosing, this is supposed to be in the Chemistry section, not here in the Mathematics)
On the periodic table, the Magnesium Mg is located in period 3, group 2. So it got 12 electrons.
So to become the cation Mg2+, the Magnesium has lost 2 electrons during it's formation.
So 12-2=10.
So there's 10 electrons in the Cation magnesium Mg2+
Hope this Helps! :)
Answer:
0.5
Step-by-step explanation:
because its a rule of: + 0.125
and 0.125+0.375=0.5