Which of the following describes an element?

What is the strain at fracture in the stress strain graph provided above? 

Which bonding does the following describe: the transfer of an electron from one atom to another.

Which of these is an intensive property?

A scientist measured the density of a liquid sample three times and recorded the following values: 0.905 g/mL, 1.452 g/mL, and 0.671 g/mL. The true density of the liquid is 1.089 g/mL. In terms of accuracy and precision, the scientist:

If your blood has a density of 1.05 g/mL, how many grams of blood would you lose if you donated 1 pint of blood? (1 pint = 473.176 mL). You may either type your work or upload a photo of your work.

Which physical property of materials will cause sun kinks in railways?

Convert 0.0155 days to microseconds (μs) and express your answer in scientific notation. You may either type your work or upload a photo of your work.

Which of the following compounds is both heteroatomic and triatomic?

Which of the following subatomic particle/charge pairing is correct?