Gold has a specific heat of 129 J/kg K. How much heat would be given off when 50 kg of gold cools from 323 kg to 293 kg?

The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a