How many ml of 0.0500 m cacn2 are needed to make 25.0 ml of 0.0150 m solution? the molar mass of cacn2 is 80.11 g/mol.

Two friends at different locations want to communicate with each other by sending low energy signals. which of the following methods can they use to communicate? a) produce x-rays using colliding electrons and send them to radios, which capture sound b) send messages using infrared radiation, which travel in the form of waves c) send radio waves through intervening media like radio and television d) produce sound waves using microwaves from heated objects

Which solution is an example of a nonelectrolyte? a. iodine in hexane b. sodium nitrate in waterc. acetic acid in waterd. hydrogen chloride in water

According to the tide table below what time of day will the highest tide occur?