Calculate the amount of heat needed to boil 159. g of water

What type of symbolic relationship do a bat and cow have?

Which value is equivalent to 7.2 kilograms?

How much heat is required to heat 9.61g of ethanol (CH3CH2OH) from 24.10C to 67.30C?

He pH of a nearby stream is tested and found to be basic. Which pH could be a valid result from the testing of the stream? A. 5 B. 6 C. 7 D. 8

Describe the formation of an ionic compound.

What are some differences between insect larvae and worms?

Suppose that 100 grams of water at 50.0°C is placed in contact with 200 grams of iron at 30.0°C. The final temperature is 46.5°C. The specific heats of water and iron respectively, are 4.18 and 0.45 joules per gram times Celsius.

What type of overall charge, if any, does the balloon in Diagram B have? Explain how you determined your answer.

Move deep below the ocean's surface

The Ka of an acid is 1.3 x 10^-7. Based on the Ka and its relationship with Kw, what is the value of Kb? Use KaKb=Kw 1.3 x 10^-21 7.7 x 10^-15 1.3 x 10^-14 7.7 x 10^-8