Why is it important to waft when smelling chemicals?

A. Chemical have very little odor

B. A chemical is best identified with smell

C. Many chemical are dangerous

D. Most chemical are harmless

Give the theoretical yield, in moles, of CO2 from the reaction of 4.00 moles of C8H18 with 4.00 moles of O2. 2 C8H18 (l) + 25 O2 ( g. → 16 CO2 ( g. + 18 H2O ( g.

Fe+Pb (NO3) 2 single replacement reactions

What is the electron configuration for fe?

Fvlkmnetbprnv'pnrdcoifeaonebaoinf dkj be; on fabpion zkjabo; ngrw

The bicycle is said to be the most energy-efficient means of transportation. Where does the energy that drives it come from?

Which is NOT a property of gold? A. rare B. tarnishes C. malleable D. corrosion resistant

The element rubidium has two naturally occurring isotopes. The atomic mass of 85Rb (72.17 percent abundant) is 84.911794 amu. Determine the atomic mass of 87Rb (27.83 percent abundant). The average atomic mass of Rb is 85.4678 amu.

Describe what you can do to slow down, or stop the continuous negative human treatment of our aquatic biomes.

If the hydrogen ion concentration is 10-7M, what is the pH of the solution? Show all work.

When it is raining water is returning to earth as a water cycle stage called