I am a word that has a total of 5 letters and people eat Me. 1. If you remove the first letter of my name, I become a form of energy. 2. If you Remove the first two letters of my name, I become something you have to do to live. 3. If you Scramble the last 3 remaining letters of my name, then I am now a liquid, and you can drink me. 4. What am I?​

For which one of the following reactions is the value of δh° rxn equal to δh° f for the product? a. 2 h2 (g) + o2 (g) → 2 h2o (l) b. n2 (g) + o2 (g) → 2 no (g) c. 2 h2 (g) + o2 (g) → 2 h2o (g) d. h2o (l) + 1/2 o2 (g) → h2o2 (l) e. none of the above

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?