What is the molarity of a HCL solution if the reaction of 45.2 mL of a HCl solution with excess magnesium produces 5.20 L of H2 gas at 735 mmHg and 25 degrees Celsius?

How is the atomic number of a nucleus changed by alpha decay

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

Which substance—wood or silver—is the better thermal conductor? a thermal conductor is a material that requires very little heat energy to change its temperature. explain your answer.