Water is made up of which two elements? A. Carbon and nitrogen
B. Carbon and hydrogen
C. Oxygen and nitrogen
D. Oxygen and hydrogen
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Which of these is the most likely consequence of falling petroleum price

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.

What is the name for a substance formed in a chemical reaction