How many hours are there in 2 weeks

Explain how an ionic bond forms when magnesium atoms react with oxygen atoms.

Which is a cause of polarity in water molecules? partial negative charge on the hydrogen atoms partial positive charge on the oxygen atom high electronegativity difference between oxygen and hydrogen low electronegativity difference between oxygen

What is an example of a dilute solution

If a gas occupies 240 mL at 800.0 mmHg and the pressure is increased to 1200.0 mmHg, what will be the new volume of the gas? assume the temperature remains constant. A) 45 mL B) 95 mL C) 160 mL D) 360 mL

A quantity of 4.00? 102 ml of 0.600 m hno3 is mixed with 4.00? 102 ml of 0.300 m ba (oh) 2 in a constant-pressure calorimeter of negligible heat capacity. the initial temperature of both solutions is the same at 16.91°c.

Which if the following is an example of a stratovolcano?

There are five elements named for famous scientists on the periodic table

What character acids is that they react with metals to

The energy of a particular color of green light is 3.81*10-22 kJ/photon. The wavelength of this light is nanometers

How many molecules are in. 25 mole of O2