Introduction of book "Chemistry" 2009 by Julia Burdge ppt
Introduction of book "Chemistry" 2009 by Julia Burdge ppt
... resources (included ebook, hardcover book, lecture notes and software simulation…), I To completed entire this chemistry resources (included ebook, hardcover book, lecture notes and software simulation…), ... reproduced from two hardcover book which are This e-learning resources were reproduced from two hardcover book which are Chemistry Chemistry , Mrs. Julia Burdge, 2 , Mrs. Ju...
Ngày tải lên: 09/07/2014, 14:21
Chemistry part 4, Julia Burdge,2e (2009) pdf
... th e mass of each element in a unit of the compound by the molecular or fOimula mass of the com- pound and then multiplying by 100 percent. Mathematically, the percent by mass of an element ... percent of the total mass is contributed by each element in a compound. A list of the percent by mass of each element in a compound is known as the compound's p...
Ngày tải lên: 09/07/2014, 13:21
Chemistry part 5, Julia Burdge,2e (2009) pot
... ratio of moles of CO consumed to moles of CO 2 produced is 2:2 or 1: 1. Regardless of the number of moles of CO consumed in the reaction, the sam e number of moles of CO 2 ... molar mass (M) of a substance is the mass in grams of 1 mole of the substance. By definition, the mass of a mole of carbon-12 is exactly 12 g. Note that the molar mas...
Ngày tải lên: 09/07/2014, 13:21
Chemistry part 6, Julia Burdge,2e (2009) pps
... on a project to identify the cause of the athletes' lack of endurance. It was found that after a period of intense activity accompanied by profuse sweating, the players had low blood ... of several important types of reactions that can occur in aqueous solution. • A blood alcohol concentration of 0. 08 percent means that 100 mL of blood co n tai ns 0.08...
Ngày tải lên: 09/07/2014, 13:21
Chemistry part 7, Julia Burdge,2e (2009) ppt
... the number of moles of KHP. Recognize that the number of moles of N aOH in the vo lume giv en is equal to the numb er of mole s of KHP. Divide mole s of NaOH by v olume ... arrangement (3) of Equation 4.1 , we can calculate the number of mole s of solute: mol es of so lute. . moles of solute = X hter s of solutlon liters of...
Ngày tải lên: 09/07/2014, 13:21
Chemistry part 8, Julia Burdge,2e (2009) docx
... heat (s) of a substance is the amount of heat required to increase the temperature of I g of the substance by 1°C. The heat capacity of an ob ject is the amount of heat required ... released by the combustion of the sample is absorbed by the bomb and the water and can be determined by measuring the increase in temperature of the water. The special de...
Ngày tải lên: 09/07/2014, 13:21
Chemistry part 9, Julia Burdge,2e (2009) pptx
... light of a tungsten lightbulb are examples of blackbody radiation. Measurements taken in the lat- ter part of the nineteenth century showed that the amount of energy given off by an object ... (CH 4) . Calculate the cost of heating 200 mLof water (enough to make a cup of coffee or tea) from 20 °C to 100°C. Assume that only 50 percent of the heat generated by the...
Ngày tải lên: 09/07/2014, 13:21