What is made up of biotic and abiotic features

What is the density (in g/L) of a gas with a molar mass of 70.49 g/mol at 0.874 atm and 389 K?

A substance conducts an electric current when it is in the liquid state. What would the conductivity of the substance in solid form indicate about the type of bond in the substance? A.) If the solid is conductive, the bonds are ionic. B.

What happens when gasoline is used to power a vehicle? A. Energy is neither lost nor gained as it transforms from chemical, to heat, to mechanical energy. B.

What is the most likely formula for an oxide formed between group a 1 atom x and oxygen

Which of the following is an example of chemical energy being used? A. Battery in a flashlight B. Ice melting C. Riding a bicycle D. Mercury rising in a thermometer

What volume of hydrogen gas can be produced by reacting 4.20 g of sodium in excess water at 50.0 Celsius and 106 kPa? The reaction is 2Na + 2H20 - - > 2NaOH + H2.

Is athletes foot abiotic or biotic?

What are the mole fractions of HNO3 and water in a concentrated solution of nitric acid (68.0% HNO3 by mass) ? (a) Outline the steps necessary to answer the question. (b) Answer the question

How many moles of sucrose are dissolved in 520 mL of solution if the solution concentration is 0.150 M

Calcium, magnesium, and phosphorus are all examples of