Which phase transition of the 3 states of matter gains heat energy?

Which issue is a limitation of using synthetic polymers? Check all that apply. As trash, synthetic polymers are not biodegradable. Landfills can easily fill up with synthetic polymers. Plastics can be made into many different products.

A hydrate of CoCl2 with a mass of 6.00 g is heated strongly. after cooling the mass the anhydrate is 3.27g

Which type of concentration is calculated when the grass of solute is divided by the grams of the solution, and the result is multiplied by 1000000

How many electrons are in a atom of zicronium

Why isn't a largest predator just at the top of a food web?

One side of a cube is 5 cm long. What is the cube's volume? 5 15 25 125

What do we call the experimental apparatus that William crooks used in his experiments and what did he discover

At equilibrium, a. the forward reaction rate is lower than the reverse reaction rate. b. the forward reaction rate is higher than the reverse reaction rate. c. the forward reaction rate is equal to the reverse reaction rate. d.

Given the balanced equation representing a reaction: 4Al (s) + 3O2 (g) - - >2Al2O3 (s) Which type of chemical reaction is represented by this equation? (1) double replacement (2) single replacement (3) substitution (4) synthesis

A helium balloon has a volume of 735 mL when it is at ground level. The balloon is transported to an elevation of 5km, where the pressure is only 0.8atm. At this altitude the gas occupies a volume of 1286mL.