Asolution is prepared by dissolving 4.40 g of kscn in enough water to make 250 ml of solution. what is the concentration of the solution?
question 11 options:

Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread

Using the periodic table, complete the table to describe each atom. type in your answers

To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?