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A sampleof gas containing 63.4g of oxygen gas an initial volume of 7.51L.What is the final volume in L if 4.6moles of oxygen gas is added? How many grams of fluorine gas occupy 543.2 mL and exert 123456 Pa of pressure at 29.8 degrees Celsius? Give answer to 3 s.f.? Are nurses allowed to send emails to the friends of a patient? Can nurses discuss the health of the patient with the patientâ€™s friends? How much longer would it take to mow an acre with a mower that has a 4 ft wide deck vs. one w/ a 6 ft wide deck (if moving at same speed)? Find the value of a&b if (x^2-5x+4) is a factor of the polynomial 2x^3+ax^2+bx-4. Express in factored form.?