How many valence electrons does a lithium (Li) atom have? The Periodic Table O A. 1 O B. 7 O C. 2 O D. 3

This chart represents the melting point of several substance. what besy explains the high melting point of the salt?

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods