Part a What is the % (m/v) concentration of a 7.0 M NaOH solution? Express your...
Part A Find (OH] for a 0.036 M solution of NaOH. Express the concentration to two significant figures and include the appropriate ur C: Å * O O ? [OH-] = Value Units Submit Request Answer Part B. Find the pH of a 0.036 M NaOH solution. Express your answer to two decimal places. pH = 12.56 Submit Previous Answers Correct
54 g of NaOH in 303 g of NaOH solution Express your answer using two significant figures. ΑΣΦ Ε ? m/m = ΣΟ Submit Request Answer Part B 1.5 g of KOH and 30.0 g of H2O Express your answer using two significant figures. ΑΣΦ Ε ? Part C 60.0 g of Na2CO3 in 289.0 g of Na2CO3 solution Express your answer using two significant figures. Η ΑΣφ ? m/m = % Submit Request Answer Provide Feedback
For the circuit shown in the figure, E1 = 17V Ez 20V and E3 = 40V. Find (Figure 1) Part A Express your answer using three significant figures. A ? 11 = A Submit Request Answer Part B Express your answer using three significant figures. EVO AED ? 12 = Submit Request Answer Part C Express your answer using three significant figures. Figure < 1 of 1 > EVO AE ? 13 = A E1 812 12 Submit Request Answer...
Part A Calculate the concentration of an aqueous solution of NaOH that has a pH of 10.80. Express your answer using two significant figures. O AQ R O OL? [NaOH) = 6.3 N Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining
M Review ICT Part A A 49.4 mL sample of 3.8 %(m/v) NaOH is diluted with water so that the final volume is 104.0 mL Express your answer using two significant figures. O AEQ * O2 ? Cfinal = % (m/v) Submit Request Answer Part B A 15.0 mL sample of 40 % (m/v) acetic acid (CH3COOH) solution is added to water to give final vol Express your answer using two significant fim
Part A 162g of a 31.0% (m/m)LiBr solution Express your answer to three significant figures and include the appropriate units. ? HA 49.0 g Request Answer Previous Answers Submit iIncorrect; Try Again; 4 attempts remaining Review your calculations, you may have made a rounding error or used the wrong number of significant figures Part B 492 g of a 8 5% (m/m)KCI solution Express your answer to two significant figures and include the appropriate units. Part C 286 mL of...
Part A Determine the percent ionization of a 0.235 M solution of benzoic acid. Express your answer using two significant figures. VO AO O ? Submit Request Answer < Return to Assignment Provide Feedback
General Physics V Mechanics Spi X e Mastering Physics OPTIONAL CH X + > c session masteringphysics.com/myct/item View offset=next&assignment Problem De 127567711 # Apps M Gmail Youtube PHY 4A SPRING 2020 <OPTIONAL CH 6 Dynamics I- Force Problems No Friction Problem 6.16 Estefania & ③ The position of a 2.4 kg mass is given by (2 - 5t") m, where t is in seconds. 13 or 15 Review Part A What is the net horizontal force on the mass at...
Part A 0.19 M NaOH Express your answer using two significant figures. Enter your answers numerically separated by commas. 30 AZ OO ? [OH-], H0+] - 5.3 • 10-14 Submit Previous Answers Request Answer Part B Express your answer to two decimal places. Enter your answers numerically separated by commas. © A ¢ O 2 ? pH. pOH = Submit Request Answer Part 2 Part C 1.4x10-3M Ca(OH), er using two significant figures. Enter your answers numerically shparated by commas....
Winter 2019 PHYS 232-02 Problem 22.14 v Part A M Review What is the magnitude of the electric force on each sphere? Express your answer to two significant figures and include the appropriate units Two small plastic spheres each have a mass of 1.3 g and a charge of 60.0 nC. They are placed 2.4 cm apart (center to center) 0図 F- 1 Value Units Submit Request Answer Part B By what factor is the electric force on a sphere...