Given the three compounds (i) ethyl formate (ii) hydroxyacetone (iii) propanoic acid Which are constitutional isomers of one another?
A) only (i) and (ii)
B) only (i) and (iii)
C) only (ii) and (iii)
D) They are all constitutional isomers of one another.
D
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Which process forms a'a lava formations?
A) Very thick lava squeezes out in large mounds. B) Thin lava runs quickly over a large area. C) Lava stops flowing while it is still hot and forms ropes. D) Lava continues flowing after a crust forms.
Which of the following pairs of reagents reacts to give an ester which is an isomer of ethyl acetate?
A) formic acid + 1-butanol B) propanoic acid + methanol C) both a and b D) neither a nor b
Another name for diffuse light is ____
a. scattered light b. refracted light c. dispersion of light d. transmitted light e. diffracted light
Which of the following statements describes an acidic solution?
A. [H3O+] > [OH-] B. [H3O+] < [OH-] C. [H3O+] × [OH-] ? 1 × 10-14 D. [H3O+]/[OH-] = 1 × 10-14 E. [H3O+]/[OH-] = 1