A compound consisting of b, n, and h undergoes elemental analysis. The % composition by mass is found to be 40. 28% b, 52. 20% n, and 7. 53% h. What is the empirical formula for this molecule? enter in the empirical formula in the form bxnyhz.

Answer most life would not exist;

Your answer is: increased air temperatures  hope this ! : )

Answereyespot

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.