Water (H2O) is considered a mineral because it is inorganic and occurs naturally.

a. True

b. False

How many milliliters are in 22 mm3?

Which pair of elements forms a bond with the least covalent character? Refer to the periodic table. A. K and Cl B. O and Cl C. Na and Cl D. Mg and Cl

Is the reaction rate always positive? why or why not?

You had to heat the NaHCO3 strongly in order for it to decompose. This is an example of an endothermic reaction.

In the commercial manufacture of nitric acid, how many liters of nitrogen dioxide will produce 30 liters of nitric oxide given that both gases are at STP? 3NO2 + H2O 2HNO3 + NO A) 20 liters B) 0.1 liters C) 40 liters D) 90 liters E) 1.01 liters

What type of radiation wave from the Sun does this graphic display? answer choices: x rays microwave visible ray infrared ray

What is the charge associated with each side of the HCl molecule?

Neon is a gas made up of one type of atom. Which term best describes neon? A) molecule B) element C) compound D) mixture

When the liquid is poured through a fliter,

A student went to the dentist and found out that he had a cavity. He always brushes his teeth twice a day, so he didn't understand how he got a cavity.