Based on the Lewis/electron dot representation of the two atoms, predict the ratio of metal
cationic (+) atom to nonmetal anionic (-) atom in
the compound
•
Al-
!
A. 1:3
B. 1:2
C. 2:3
D. 3:1

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

In salt water solution,the salt is the blank

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.