H2 + co2 → ch2o2 reactant bond energies: h–h is 432 kj/mol, c=o is 799 kj/mol product bond energies: c–h is 413 kj/mol, c=o is 745 kj/mol, c–o is 358 kj/mol, o–h is 467 kj/mol how much energy must this system absorb before the reaction can begin?.

Certification programs are offered by all of the following except

If you are charged in a crash with injuries and are driving a motorcycle, you are for any bodily injuries and property damage to others. possibly responsible not responsible probably responsible financially responsible

When your working with the passage-based reading questions on the psat do all of the following except. a)make sure you read each question throughly. b) try to answer each question before you look at the answers. c) plan to spend most of your time reading the passage. d) make sure your answer choice is the most correct number me