11. What is the concentration (in M) of an ammonia (NH3) solution if 12.23 grams of ammonia are dissolved in enough water to make 560.0 mL of solution

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of

Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?