The whole number mass ratio of oxygen to hydrogen in water is 8:1. How many grams of oxygen are there in 90 grams of water?

4. Why does ammonia, NH3, behave as a base when it reacts with an acid? A It accepts a neutron and becomes NH3+. B It accepts a proton and becomes NH4+. OC It donates a proton and becomes NH2

List the following carboxylic acid derivatives in decreasing order of reactivity in nucleophilic acyl substitution reactions: acetic anhydride, methyl acetate, acetamide, acetyl chloride.

What is the formula for ammonium sulfate?

What is the molarity of a solution that contains 75.0 g of KNO, dissolved in 0.350 L of solution?

Which of the following is a way your body fights a bacterial infection? Fever Shivers Sweats Increased heart rate

Describe the weather associated with a high presurre system

Which of the following is equal to distance/time?

Which of the following should you always wear to avoid being thrown from a vehicle and then crushed if it tips over?

If the titrant has a molarity of 0.1000 m and there are 45.00 ml of analyte present, what is the molarity of the analyte?

How is the hardness range for a mineral determined?