Which metals are attracted to electromagnets? Check all that apply.

-aluminum

-cobalt

-iron

-copper

-nickel

A chemical reaction is most likely to occur when the colliding particles have the proper

A calibration curve relating absorbance (y) to concentration (x, measured in mol/L) of y = 0.36x-0.011 Use the calibration curve to determination of the concentration of a solution with an absorbance of 0.02.

a 122mL sample of a 1.2 M sucrose solution is diluted to 500.0 mL. what is the molarity of the diluted solution

Whats the definition of organic chemistry

Indicate whether the statements below are true or false. If a statement is false, explain why it is false A Electrons are constantly moving around the nucleus of the atom, but they can move only in discrete regions. B.

a solid x when heated gives up a brown gas. If x is soluble in excess sodium hydroxide solution but insoluble in excess ammonium hydroxide solition. What is X?

What type of mixture is salad dressing

True or false: A gene is a form of an allele.

159 l of hydrogen gas reacts with excess chlorine gas. what is the maximum amount of gas product that can be formed at stp

You and your friends are at the park on a sunny day, and you are playing on the slide. As you sold down, the hot slide burns your legs. Explian why this happened and why you didn't burn your hands when you climbed up the rope ladder