Round the answer for the following question to the correct number of significant figures: 7.698 m × 1.67 m × 2.3 m

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.

One similarity and one difference between an element and a mixture of elements