Examlex
Tetraphosphorus hexaoxide (? = 219.9 g/mol) is formed by the reaction of phosphorus with oxygen gas.
P4(s) + 3O2(g) P4O6(s)
If a mixture of 75.3 g of phosphorus and 38.7 g of oxygen produce 43.3 g of P4O6, what is the percent yield for the reaction?
Net Loss
The amount by which total expenses exceed total revenues in a given period, indicating that a company spent more than it earned.
Margin Of Safety
The difference between actual or projected sales and the break-even point, indicating the amount by which sales can drop before the business incurs a loss.
Variable Expenses
Charges that escalate or decrease in sync with production quantities or sales levels, involving materials and workforce.
Fixed Expenses
Costs that do not change with the level of production or sales over a short period, such as rent or salaries.
Q23: Balance the following redox equation using
Q24: and does work on the surroundings
Q27: Calculate the temperature of an argon
Q30: The most common oxidation state for ions
Q33: Use plots of PV/nRT versus P to
Q44: A gas mixture, with a total pressure
Q68: Which one of the following equations
Q69: Write the formula for diamminedichloroethylenediaminecobalt(III) bromide.<br>A) [CoCl<sub>2</sub>(en)(NH<sub>3</sub>)<sub>2</sub>]Br<br>B)
Q69: Which of the following elements has the
Q90: A 9.52 * 10¯<sup>5</sup> mol sample