Which of the following statements is not correct? a. Energy cannot be created or destroyed. b. Energy cannot change from one form to another. c. Energy tends to disperse spontaneously. d. Energy can be transferred.

Principles of General Chemistry 2
How many grams of solid barium sulfate form when 35.0 mL of 0.160 M barium chloride reacts with 58.0 mL of 0.065 M sodium sulfate? Aqueous sodium chloride forms also.

Chemistry 11
Calculate the molarity of each of the following solutions: (a) 6.57 g of methanol \(\left(\mathrm{CH}_{3} \mathrm{OH}\right)\) in \(1.50 \times 10^{2}\) mL of solution, (b) 10.4 g of calcium chloride \(\left(\mathrm{CaCl}_{2}\right)\) in \(2.20 \times 10^{2}\) mL of solution, (c) 7.82 g of naphthalen

Introduction to Probability, 2
A motorist goes through 4 lights, each of which is found to be red with probability 1/2 . The waiting times at each light are modeled as independent normal random variables with mean 1 minute and standard deviation 1/2 minute. Let X be the total waiting time at the red lights. (a) Use the total proba

Glencoe Accounting: First Year Course, Student Edition 1
Promissory Notes a. Name the two parties to a promissory note. Which party issues the note? Which party receives the note? b. Describe a situation in which a business might (a) receive a promissory note and (b) issue a promissory note.

Biology: Concepts and Applications 10
In plants, photosynthetic eukaryotes, and cyanobacteria, the light-dependent reactions proceed in/at the _____ . a. thylakoid membrane b. plasma membrane c. stroma d. cytoplasm

Psychology 1
Describe the DSM-5. What is it, what kind of information does it contain, and why is it important to the study and treatment of psychological disorders?

Urban Economics 8
Opportunity Cost and Offi ce Bid-Rent Curve Using Table 64 and Figure 63 as a starting point, suppose the opportunity cost of travel by offi ce workers increases by 25 percent. a. At a distance of fi ve blocks, travel cost 5 ; the willingness to pay for land 5 ; the bid rent per hectare 5 . b. Draw t

Chemistry for today : general, organic, and biochemistry 9
Given 3.00 moles of krypton gas, Kr(g), how many liters will this sample occupy at STP? a. 11.2 b. 22.4 c. 44.8 d. 67.2