A certain reaction has an activation energy of 70.47 kJ/mol. At what Kelvin temperature will the reaction proceed 7.00 times faster than it did at 349 K?

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

Pls ill give u brainliest which of the following is true about science? 1. political conditions are unable to influence it. 2. economic concerns may prevent it from solving problems.