Which is not an example of a vestigial structure

8. Which of these common laboratory solvents are polar? Circle all that apply: b) cyclohexane (C6H12) a) Water (H20) c) ethanol (CH3CH20H) d) acetic acid (CH3C0OH) e) neo-pentane (C$H12)

Determine the number of molecules contained in 1 mole of sodium sulfate. A. 1.204 x 10^24 ions B. 1.807 x 10^24 ions C. 2.007 x 10^23 ions D. 6.022 x 10^23 ions

What does the solid compound, K2SO4, contain?

My question is what is a atom? this is for science

One bit of evidence that the present theory of atomic structure is "correct" lies in the magnetic properties of matter. Atoms with unpaired electrons are attracted by magnetic fields and thus are said to exhibit paramagnetism.

Which is the best term to use describing the energy of position

Regalo puntos : v vengan a mi prros

Write a net ionic equation for the overall reaction that occurs when aqueous solutions of phosphoric acid (h3po4) and potassium hydroxide are combined. assume excess base. use the pull-down boxes to specify states such as (aq) or (s).

What are the coefficients that will balance the skeleton equation below? n + h ⟶ nh?

Restate Newtons first law in terms of acceleration