What is the total energy change for the following reaction: co + h2o -> co2 + h2? given: c-o bond: 358 kj/mol h-o bond: 463 kj/mol h-h bond: 436 kj/mol a. +132 kj/mol b. +1152 kj/mol c. +27 kj/mol d. -541 kj/mol

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

What type of matter is made of only one kind of atom