People in the chemical industry supply man-made chemicals essential to human needs and desires. True or false

When does hail happen?

A change in the color or smell of a substance might suggest what?

Which of the following was NOT among Democritus's ideas? A) Matter consists of tiny particles called atoms. B) Atoms are indivisible. C) Atoms retain their identity in a chemical reaction. D) Atoms are indestructible.

How come a pufferfish has spines?

Write the net ionic equation, including the phases. 2hno3 (aq) + sr (oh) 2 (aq) - - - > 2h2o (l) + srno32 (aq)

What kind of reaction occurs when you mix aqueous solutions of barium sulfide and sulfuric acid?

What is true about empathy? Most anyone can learn this skill. Not everyone can learn this skill. It is a desirable attribute. choices A and C

What effect can new observations have on a scientific theory

The total number of valence electrons in the phosphate ion is

The reaction below has an equilibrium constant kp=2.2*106 at 298 k. 2cof2 (g) ⇌co2 (g) + cf4 (g) calculate kp for the reaction below. cof2 (g) ⇌12co2 (g) + 12cf4 (g)