How are elements and compounds alike

When 1.5 grams of magnesium burns, how many grams of magnesium oxide will be formed? a. write a balanced chemical equation for the above reaction. b. show by unit conversion (show conversion factors, ie. 2 g h20 x 1 mole h2o/18 g h2o x ... x ...

A sample of a compound contains 9.11 g Ni and 5.89 g F. What is the empirical formula of this compound? A.) NiF B.) Ni3F2 C.) NiF2

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A rectangular piece of platinum has dimensions of 3.50 cm*2.16 cm*1.08 cm and weighs 175.5 g. What is the density of platinum?

How do I write a balanced half-reaction describing the reduction of gaseous dioxygen to aqueous oxide anions?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda