Mole is taken in units of gram-mole. on this basis, how many atoms are there in a pound-mole of a substance?

What causes surface tension under water

What element's valence electrons are located in 5s25p5? A. Tc B. I C. Sb D. Sm

When large masses of magma solidify very slowly far below earths surface, they form igneous rocks that have a ___? A. Glassy textures B. Classic textures C. Fine-grained textures D. Coarse-grained textures

What term best describes the type of reaction that happens when a molecule or compund reacts with another molecule or compound, producing two new molecules or compounds A) an isolation reaction B) a single Combustion reaction C) a single replacement

What is the charge on an electron?

The Minoan civilization existed on the island of Crete, and it was influential in the Mediterranean during the 2000s BCE. In which way can the Phoenicians be described as successors to the Minoans? A. Phoenicia had a powerful, well-trained army. B.

In a distillation experiment, Provide reasons for any discrepancies between the initial volume of the liquid mixture (20ml) and the sum of the total final volume (18.4ml). Take into account water's property of solvent.

1. Bromine is a A. black solid B. red liquid C. colourless gas D. highly inflammable gas 2. The hardest substance available on earth is A. Gold B. Iron C. Diamond D. Platinum 3.

What does a positive standard reduction potential mean about a given element? The element is more readily oxidized than hydrogen. The element is more readily oxidized than most other elements. The element is more readily reduced than hydrogen.

Which statement correspond to a cellular respiration