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If 0.00296 moles of oxygen gas occupies 150.0 mL at 38o C, what is the pressure in atmospheres? Show your work below (use the math equation   function from the toolbar above if needed).

Write the formula for carbonic acid. NOTE: Since entering answers does not allow for subscripts, the formula Cs2S is written as Cs2S.  

Convert 5.38 x 106 pm to dm. Show  the metric definition you used along with your math setup with answer.  An answer only will NOT receive full credit. You may choose to use the equation editor (  ).  Click on the three vertical dots to find it in the tool bar. Metric definition = 1 pt Math setup = 2 pt Answer = 1 pt (sf worth 0.5 pt)

Which atom has the largest radius (size) according to location on the periodic table?

What is the correct formula for the ionic compound containing chromium (III) ion and nitrite ion?   Show the individual ions first with their charges.  To show superscripts, use the T2 function in the tool bar. Then show the formula for the ionic compound.  To show subscripts, use the drop down next to T2 in order to get to T2 function on the tool bar. 2 Ion formulas = 2 pts Compound formula = 1 pt  

Write the name for Ca(ClO3)2 in the blank.

Convert 6.71 x 10-5 kg to 

What is the formula for magnesium phosphide? NOTE: Since entering answers does not allow for subscripts, write Cs2S as Cs2S.

Which element has 4 valence electrons?

Draw the electron dot formula for the cyanate ion, CNO-, and state the type of bond between N and O. (Hint: CNO- has a triple bond between C and N.) Note: N is central