1. explain: what is a substance.

2. explain: why we transport substances into fluids.

i need this as quick as possible! ty!

Compare and contrast refraction of light and sound will give brainliest

Which of the following is the correct formula for copper (i) sulfate trihydrate? cuso4 · 3h2o cuso4(h2o)3 cu2so4(h2o)3 cu2so4 · 3h2o

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates