You have metal that melts at 410℃. Based on the chart, which metal is it? Material
Melting Point (°C)
Electrical Conductivity Ranking
aluminum
660
3
copper
1085
2
zinc
420
4
silver
962
1
nickel
1455
5

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

Both josef loschmidt and amedeo avogadro contributed to our understanding of basic molecular numbers, sizes, and reaction ratios. neither scientist discovered “avogadro’s number” in the form we use it today (6.02 x 10 23). still, there’s a controversy over the name. research the contributions from these two scientists and read about how avogadro’s number got its name. briefly state what you think this number should be called, providing key details of each scientist’s contributions to this concept and a solid rationale for your case in naming the number.

Which of the following nuclei would be the least stable a 2 protons, 2 neutrons b 1 proton 1 neutron c 1 proton 3 neutrons d 1 proton 2 neutrons