ms You have 15mL of unknown concentration HCl which is completely neutralized by 50mL of 2M NaOH. What is the concentration of the HCI mentes 1HCL+ 1NaOH --> 1NaCL+ 1HOH​

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

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work