How many atoms of Bi are there in a 41.8 g sample? • Use 6.022 x 1023 mol-1 for Avogadro's number.
Report your answer in scientific notation.
• Your answer should have three significant figures.
.
Provide
your answer below:
atoms
m

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

4. absorption has the highest risk of overdose due to increased potency. a. rectal b. oral c. transdermal d. intranasal