The radius of a magnesium atom is 0.160 nm. The radius of a magnesium ion is 7.2 x 10-11 m.
Explain the difference in size between the magnesium atom and magnesium ion.

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?

Acircuit contain a 5-ohm,a3-ohm,and an 8-ohm resistor in series. what is the total resistance of the circuit ?