4. 100 mL of an NaOH solution is neutralized by 50 mL of a 0.5M HCl solution. What is the molarity of the NaOH solution?

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What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.