2 attempts left Be sure to answer all parts. What is the mass in grams of...
2 attempts left Check my work Be sure to answer all parts. Determine the number of carbon atoms in 1.00 kg of carbon dioxide. X 10 atoms (Enter your answer in scientific notation.) Determine the number of oxygen atoms in 1.00 kg of carbon dioxide. x 10 atoms (Enter your answer in scientific notation.) Calculate the mass of potassium nitrate that contains 1.00 mol of oxygen atou References eBook & Resources Multipart Answer
Help 3 attempts left Check my work Be sure to answer all parts. Report problem points How many moles are contained in each number of grams of table sugar (C211,201 molar mass 342.3 g/mol)? Enter your answer in scientific notation. Hint a. 0.650 g b . 8.60 g Solution eBook a 10 mol Guided Solution b. 10 mol Print References
3 attempts left Check my work Be sure to answer all parts. The pH of an acid solution is 6.11. Calculate the Ks for the monoprotic acid. The initial acid concentration is 0.010 M Enter your answer in scientific notation. eBook & Resources References Difficulty 2 Multipart Answer
3 attempts left Check my work Be sure to answer all parts. Consider the following equilibrium at 439.9 K: NH,HS() SNH3(g) + H2S(g) The partial pressure of each gas is 0.256 atm. Calculate Kp and K, for the reaction. eBook Enter your answers in scientific notation. Print Kpx 10 References
2 attempts left Check my work Be sure to answer all parts. Enter your answer in scientific notation. Calculate K, for the following equilibrium: 2502(g) + O2(g) = 2803(); K = x 10 Kn=2.5 x 1010 at 725 K.
3 attempts left Check my work Be sure to answer all parts. Hz? What is the frequency What is the wavelength (in nm) of light having a frequency of 6.6 X 10 (in Hz) of light having a wavelength of 3.24 x 10 nm? a) Wavelength of light x 10 nm (Enter your answer in scientific notation.) b) Frequency of light * 10 Hz (Enter your answer in scientific notation.)
38 3 attempts left Check my work Be sure to answer all parts. 10 points An electron microscope focuses electrons through magnetic lenses to observe objects at higher magnification than is possible with a light microscope. For any microscope, the smallest object that can be observed is one-half the wavelength of the radiation used. Thus, for example, the smallest object that can be observed with light of 400.0 nm is 2.00 x 10 m. eBook (a) What is the smallest...
2 attempts left Check my work Be sure to answer all parts. For a certain reaction, the frequency factor A is 5.9 x 10° s What is the rate constant for the reaction at 84°C and the activation energy is 16.1 kJ/mol. 3.6 (Enter your answer in scientific notation.)
13 3 attempts left Check my work Be sure to answer all parts. .66 oints Equal volumes of 0.160 M AgNO3 and 0.190 M ZnCl2 solution are mixed. Calculate the equilibrium concentrations of Ag and Zn2+. eBook [Ag] = X 10 M (Enter your answer in scientific notation.) Print [Zn2+] = M References Sraw * Next > Hill < Prev e 13 of 15 9 here to search r ô DOLL
16 Question 14 (of 20) value 5.00 points 3 attempts left Check my work Be sure to answer all parts. Caleulate the solubility in g/L of AgBr in (a) pure water and (b) 0.0065 M NaBr. ยูโ x 10L Enter your answer in scientifie notation) References eBook & Resources culty Multipart Answer 16 Question 14 (of 20) value 5.00 points 3 attempts left Check my work Be sure to answer all parts. Caleulate the solubility in g/L of AgBr in...