The weight of an object is 200 n. the object sinks in tub of water. the bouyant force is: less than 200 n greater than 200 n equal to 200 n

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?