What is the balanced equation for Na+F2-NaF

The minerals found in bones are deposited by living cells called

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

Two nails have identical sizes and shapes. in one nail, 20 percent of the domains are lined up. in the other nail, 80 percent of the domains are lined up. which has stronger magnetic force? first answer gets brainliest!