What does dorsal mean?

Sudden heavy rains cause what kind of conditions that can then cause flooding

A chemist reacts H2 with excess N2. The reaction yields 60 grams of NH3. however, you calculaye you should have recovered 80 grams of NH3. What is the percent yield of the reaction?

Compare the benefits and disadvantages to the different alternative energy technologies.

What are the superheavy elements and where are they located on the periodic table

Which of the following pairs of elements are chemically most similar to each other? A. K and Ca B. C and Si C. N and O D. Sn and As

If you wanted to study the science of describing, naming, and classifying organisms, what would you study?

The specific heat of silver is 0.234 j / (g·c). calculate the amount of energy that is needed to raise the temperature of 175 g of silver from 22.5°c to 40.0°c.

Gypsum is hydrated calcium sulfate. a 4.89 g sample of this hydrate was heated. after the water was removed, 3.87 g anhydrous calcium sulfate remained. determine the formula of this hydrate and name the compound.

A chemical reaction produces CO2 (g). If 44 g is produced at 1.0 atm and 25°C, what volume will the gas occupy? (Assume that CO2 behaves as an ideal gas under these conditions.

What is the smallest carbohydrate called?