What percent of land on the earths surface is inhospitable lands?

A. 75%

B. 12.5%

C. 25%

D. 3.13%

E. 9.38%

39.20 mL of 0.5000 M AgNO3 is added to 270.00 mL ofwater which contains 5.832 g K2CrO4. A redprecipitate of Ag2CrO4 forms. What is theconcentration, in mol/L, of unprecipitatedCrO42-? Be sure to enter the correct numberof significant figures.

The actual volume of the object was 34.1 mL. What is the percent error of his average result?

Light, x-rays, microwaves, and radio waves are examples of which type of energy? Electrical energy Nuclear energy Thermal energy Radiant energy

Where do chemical elements come from?

Which element is used for the shiny trim on cars

Choose all the answers that apply. Which of the following has kinetic energy? rolling ball, moving car, book on a table, spinning top, or a falling tree.

Calculate the grams of solute needed to prepare each of the following solutions. 1.8 L of a 5.5 M NaOH solution

If 0.20 bushel is 1 dozen apples and a dozen apples has a mass of 2.0 kg, what is the mass of 0.50 bushel apples?

Atmospheric pressure is 1.00 atm, but air is only composed of 21.0% (by moles) oxygen. thus, the partial pressure of oxygen in air is less than 1.00 atm.

Your answer should have the same number of significant figures as the starting measurement. 3201 mL = cm³