Consider the following enthalpy diagram. What is the overall enthalpy change DHrxn for the system? A. -1,300 kJ B. -300 kJ C. 300 kJ D. 1,300 kJ

Compare these two waves : a. the blue wave has a higher pitch, but the orange wave is louder. b.the blue and orange waves have the same volume, but the blue wave has a higher pitch. c.the blue and orange waves have the same pitch, but the blue wave is louder. d.the orange wave has a higher pitch, but the blue wave is louder.

Predict the products butane (c4h10) + oxygen —>

Given that 1 mi = 1760 yd, determine what conver- sion factor is appropriate to convert 1849 yd to miles; to convert 2.781 mi to yards.