What is the concentration of nitrate ions in a solution obtained by mixing 370. mL of 0.400 M potassium nitrate(aq) with 360. mL of 0.150 M zinc nitrate(aq). Enter your answer in decimal notation rounded to the appropriate number of significant figures.

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Which element is the least metallic between cadmium, silver, zinc, or iron?

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this