Why guys always coming at me for?

How is an unknown oxidation state of an element within a compound determined? a. it is determined from known oxidation state of an element within a compound determined b. it is always the same as the most likely oxidation state c.

Determine the electronegativity difference between the probable bond type and the more electronegative atom with respect to bonds formed between the pairs of atoms Se and S

Which statement is true about the substances present in a mixture? They always consist of the same element. They are always in the same state of matter. They can be separated by physical methods. They can only be separated by chemical methods.

How many moles of CaCO3 are needed to get 2.35 moles of CaO

C, h, o, n, p and s make up > 90% of all organic compounds. t or f?

What compound is always part of an aqueous solution?

How did scientists carry out research before and after the scientific revolution?

A student was comparing the solubility of equal amounts of table salt and table sugar at different temperatures. The table below shows the four samples that the student used and the temperature of the water that they were dissolved in.

How many cases of measles would you predict were reported last year

what happens when baking soda is mixed with vinegar a a new substance is formed B the substances are the same c but the baking soda stays the same but the vinegar changes form D the mixture turns from a liquid into a solid