Sulfur has an atomic number of 16. what would be the valence number of this element?

Calculate the molarity of 34.2 grams of sugar c12h22o11 in 300.0 ml of solution

Each elements on the periodic chart is made up of a certain kind of atom. argree or disagree reason why

The process by which ice widens and deepends cracks in rock is called

According to the law of multiple proportions: A) the total mass is the same after a chemical change as before the change. B) it is not possible for the same two elements to form more than one compound.

How could Cl change to gain stability?

Given the following densities at 25°C magnesium: 1.7 g/cm3 graphite: 1.8 g/cm3 iron: 7.9 g/cm3 A block of iron has a mass of 819 g. What is the mass of a block of magnesium that has the same volume as the block of iron?

The direct transfer of heat from one substance to another substance that it is touching is called

What holds strands of peptidoglycan together?

What are three steps scientist take to evaluate a scientific explanation

What solid is brown and red, crumbly and weak in the periodic table (probably a metal)