Calculate the percent error for the following measurements: (a) the density of alcohol (ethanol) is found to be 0.802 g/ml (true value= 0.798 g/ml). (b) the mass of gold in an earring is analyzed to be 0.837 g (true value =0.864 g).

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.

(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.

Scientist think that animals with remarkably similar embryo development probably shared a common ancestor