Please answer this; it’s about solid, liquids, and gasses. Please also identify whether they are a solid liquid and a gas.

Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right