In a molecule, an atom, X, has a tetrahedral electron geometry but a trigonal pyramidal molecular geometry. How many bonds does atom X have?

One serving of animal crackers contains 4.5 g of fat, 22 g of carbohydrates, and 2 g of proteins. Which of the following equations would you use to determine the number of calories in one serving of animal crackers? fat: 9 Cal/g; carbohydrates: 4 Cal/g; protein: 4 Cal/g

The recommended dose of Ceclor, an antibiotic, is 20 mg per kg of body weight a day. How many milligrams should a baby weighing 12 lb receive a day? Show the calculation. 1 kg = 2.205 lb

What type of reaction is the following reaction of hydrochloric acid with propene?  

Does formaldehyde have a permanent dipole?  

The Fischer projection for fructose is shown below. Is it a D-sugar or an L-sugar?          

What is the relationship between the following two molecules?  

Select the TRUE statement concerning rate of reactions.

Argon gas is cooled from 120. ºC to 52 ºC. The original volume of argon at 120. ºC was 122 L. What is the final volume in liters, assuming P and n are constant? Show the calculation.

What is the name of the following molecule?