What is a biotic factor in an ecosystem

How does hurricanes affect the cryosphere?

if the caffeine concentration in a particular brand of soda is 2.65 mg/oz, drinking how many cans of soda would be lethal assume that 10.0g of caffeine is a lethal dose, and there are 12 oz in a can.

How much heat is required to evaporate a gram of water at room temperature?

A compound is 80.0% carbon and 20.0% hydrogen by mass. assume you have a 100.-g sample of this compound.

Is beer a mixture or compound?

If 100 mL of a gas were enclosed in a buret at 500 mm Hg, what volume would the gas occupy at 1000 mm Hg at the same temperature? P1V1=P2V2

Would Mn (HPO4) 2 be manganese (II) monohydrogen phosphate?

The fundamental frequency of a violin string is 440 hz. the frequency of its second harmonic is

How much of a 15.0M stock solution do you need to prepare 250ml of a 2.35ml hf solution?

A synonym for dwindled