Warm air rising and cold air sinking to replace it causes what phenomenon of a hurricane? the strong winds the strong water the circular motion the eye

A covalent bond between two atoms resultswhen the atoms

A pharmacist has calculated that a patient requires 30 mmol of phosphate and 80 meq of potassium to be added to the pn.

Name the word equation and balance the skeleton equation Na2S + AgNO3 à NaNO3 + Ag2S

When 10.0 g of lead are heated with 1.6 g of sulfur, 11.6 g of lead sulfide are formed. how many grams of lead sulfide form when 10.0 g of lead are heated with 3.0 g of sulfur?

Does food cool faster after being in the microwave or being on the stove?

The vapor pressure of 10 mL of ethanol at 20C is 5.85 kPa. What is the vapor pressure of 20 mL of ethanol at the same temperature?

How do you express 0.00026 in scientific notation

All organisms need instructions to specify their traits. The instructions, or code, that is responsible for all the inherited traits of an organism.

1. Are state changes chemical or physical changes? Provide an example of a state change and explain why it is a chemical or physical change.

What is the morality of a 750.0 milliliter solution containing 2.5 miles of solute?