Ineed with the second part of question 2. answer by 7: 40. on, march 21, 2017.

What semimetal can form four single covalent bonds.

How many atoms are there in 5.70 mol of mg

Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology