Question 4 of 5 The photograph shows a glue gun. This tool heats a solid
stick of glue until it becomes a liquid.
Which two characteristics of the matter change?
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D. Type of substance
Answer quick!

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.

Drug abuse will not lead to physical and psychological dependence. true or false ?

What is a difference between a mixture of elements and a mixture of compounds