Suppose you have 100kg of fresh strawberries. what would be the approximate mass of the strawberries after freeze-drying

An object has a weight of 500 on earth what is the mass of this object

Which type of bond is found between the atoms of a molecule? a. metallic b. delocalized electron c. covalent d. ionic

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.