Which of the following elements will form an ion net charge of - 3

A. Aluminum B. Selenium C. Oxygen D. Phosphorus E. none of these

What mass of nitrogen Dioxide, NO2, would be produced by the decomposition of 75.0g of copper (II) nitrate?

How does the number of electrons change as you move from left to right across a period?

Which group on the periodic table is more likely to form a covalent bond?

Methane (CH4), ammonia (NH3), and oxygen can react to form hydrogen cyanide (HCN) and water according to this equation: 2CH4 + 2NH3 + 3O2 - - > 2HCN + 6H2O How many grams of oxygen are required to produce 1 mole of H2O? A. 24 grams B. 16 grams C.

If you have 1.204 x 1024 kittens, how many moles of kittens do you have?

What is the empirical formula for propene (C3H6) ?

Which substance, when dissolved in water, forms a solution that conducts an electric current

Room has a dimension of 10ft x 20 ft x 8 ft. What is the volume of the room in cubic yards if 1 yard = 3ft

Which of the following best describes a mixture in which ionic compounds are dissociated in solution? a. ion solution b. aqueous solution c. hydraulic solution d. hydrochloric solution

An iceberg has a volume of 8925 ft3. is the mass in kilograms of the iceberg?