PLEASE I WILL RATE YOU AND I DONT HAVE TIME PLEASEEE The volume of a substance is 20cm³ and its mass is 80 gm. Will this substance sink or float in water. Explain the reason showing calculation.

Given that 1 mi = 1760 yd, determine what conver- sion factor is appropriate to convert 1849 yd to miles; to convert 2.781 mi to yards.

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?

Sugar is made up of clear, colorless crystals that dissolve easily in water, but the crystals and their solution do not conduct electricity. which statement describes sugar? it is made up of atoms that are held together by metallic bonds. it is made up of atoms that are held together by covalent bonds, it is made up of atoms that are held together by weak ionic bonds. it is made up of atoms that are held together by strong ionic bonds.