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How many moles of gas is present in a 34.6 L flask at standard temperature and pressure? DO NOT INCLUDE THE UNIT IN YOUR ANSWER. (Neatly write your calculation on a scratch paper, show your work slowly on the webcam before you submit the test. Take a photo of your work, and submit it on Final Exam Work assignment on the module.) 

What is the mass in grams of 85.32 mL of blood plasma with a density of 1.03 g/mL? Do not include the unit in the answer.

How many moles are contained in 5.33 L of O2at standard temperature and pressure? DO NOT INCLUDE THE UNIT IN YOUR ANSWER. (Neatly write your calculation on a scratch paper, show your work slowly on the webcam before you submit the test. Take a photo of your work, and submit it on Final Exam Work assignment on the module.) 

What is the proper name for CuCl?

What is the sum of coefficients when the following equation is balanced?         C3H8     +              O2     —->              CO2    +             H2O

How many protons and electrons are present in Co2+?

Give the percent yield when 28.16 g of CO2 are formed from the reaction of 4.000 moles of C8H18 with 4.000 moles of O2. 2 C8H18+ 25 O2  →  16 CO2+ 18 H2O DO NOT INCLUDE THE UNIT IN YOUR ANSWER. (Neatly write your calculation on a scratch paper, show your work slowly on the webcam before you submit the test. Take a photo of your work, and submit it on Final Exam Work assignment on the module.) 

Which quantity has the greatest mass? Consider the numbers in the chemical formulas as subscripts.

What is the molecular shape of PH3?

Which is an example of a physical change?