If you had to differentiate a nitrate and a chloride using solution techniques, what would be your best course of action?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?

I’m an electrically neutral atomic any element, there are equal numbers of