How many liters of a 3 M NaOH stock solution would you need to make 552 mL of a 105 mM NaOH dilution

What is the molar mass of potassium nitrate, kno3

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?