37.5 g of Fe2O3 is added to 240 cm^3 of HCl. The reaction occurs according to equation : 6HCl + Fe2O3 -> 2FeCl + 3H2O At the end of reaction, 5.5 g of Fe2O3 remain unreacted. Find A) calculate the molarity of HCl used B) calculate the mass of FeCl3 produced
June 28, 2014
I really need help! Can i used this example for the device of contrast? I have to write a stylistic analysis essay and for one of my devices, im using a contrast. I have one paragraph already showing a contrast, but now i need another. I was wondering if using "paralyzed ...
September 15, 2012
Katie must take five exams in a math class. Her scores on the first four exams were 68, 66, 82, and 80. Answer the following questions: The maximum score on an exam is 100 points. If it is not possible for Katie to achieve the required score on the exam, type np in the answer ...
December 7, 2010
What is the minimum downward force on the box in the figure that will keep it from slipping? The coefficients of static and kinetic friction between the box and the floor are 0.40 and 0.30, respectively.
June 14, 2010
If total liabilities decreased by $25,000 during a period of time and owner's equity increased by $30,000 during the same period, the amount and direction (increase or decrease) of the period's change in total assets is ________
October 2, 2009