Calculate the amount (in moles) of magnesium in 1.23 g.

Use examples from the article to explain one positive and one negative effect that chemistry has had on society

What is important to study for nios grade 12 chemistry? i have only one month left.

14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream