A decimeter (dm) is one tenth of a meter. The diameter of Earth is 1.3 x 104 km. What is the diameter expressed in decimeters?

1.3 * 107 dm

1.3 * 1011 dm

1.3 * 108 dm

1.3 * 10-5 dm

Number of moles of 25 grams of HF

Calculate the concentration in g/L when 250 grams of sodium chloride is dissolved in 1.5 L of water.

Select the correct answer. Which sentence about particles in matter is true? O A. Atoms are present in solids and liquids but not in gases. O B. The particles of matter are in constant motion. OC.

What soil particle size is the smallest?

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Describe haw serface area affects the rate of a reaction

Describe one of the major differences between oceanic crust and continental crust.

What occurs in an updraft A cool air from the east rises B cool air from the south rises C warm air from the south rises D warm air from the west rises

Como se producen las bacterias

Name the layers of earth in order from most dense to least dense.