19. When an atom of iron loses all of its 4s electrons and one of its 3d electrons, what is its charge?

Acidic solutions contain high concerntrations of

Why are atoms always bonded

How will heat flow if you place a hot pan on a kitchen counter?

Silver chloride is formed by mixing silver nitrate and barium chloride solutions. What volume of 1.50 M barium chloride solution is needed to form 0.525 g of silver chloride

How do you find the number of moles for your unknown?

The atom of which element is bigger than an atom of calcium? - Be (Beryllium) - Sr (Strontium) - Sc (Scandium) - Mg (Magnesium)

Draw the hydration shells that form around a potassium ion and a chloride ion when potassium chloride (kcl) dissolves in water. label the positive, negative, and partial charges on the atoms.

If each vitamin has 0.8 grams of calcium, how much calcium will 2.6 vitamins have?

How many grams of silver chromate are there in 0.0375 moles?

What are two type of minerals?