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Part C Compute 21405.6 + 9.3456 . Round the answer appropriately. Express your answer numerically using...
Part A 0.19 M NaOH Express your answer using two significant figures. Enter your answers numerically...
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....
YPart A How many grams are in 2.20 mol of sodium chloride (NaCl)? Express your answer...
YPart A How many grams are in 2.20 mol of sodium chloride (NaCl)? Express your answer numerically in grams. View Available Hint(s) Submit Part B Correct Significant Figures Feedback: Your answer 128.5 g was either rounded different different number of significant figures than required for this part Part B How many water molecules are in a block of ice containing 1.50 mol of water (H2O)? Express the number of molecules numerically View Available Hint(s) molecules of H2O Submit
1 cm, o cm, o cm) Express your answers using two significant figures.Enter your answers numerically...
1 cm, o cm, o cm) Express your answers using two significant figures.Enter your answers numerically separated by commas. An electron moves along the zaxis with u: = 5.9 × 107 m/s. As it passes the origin, what are the strength and direction of the magnetic field at the following (, y, z) positions? SubmitP Previous Answers Request Answer Incorrect; Try Again; 8 attempts remaining; no points deducted Your answer does not have the correct number of comma-separated terms. Part...
What is the pH of a 0.225 Mammonia solution? Express your answer numerically to two decimal...
What is the pH of a 0.225 Mammonia solution? Express your answer numerically to two decimal places. View Available Hint(s) IVO ALVA O ? pH = Submit Request Answer Part B What is the percent ionization of ammonia at this concentration? Express your answer with the appropriate units. View Available Hint(s) TH HÀ • • • Ea ? % ionization = Value Units
Calculate the pH of a 0.10 M solution of NaOH. Express your answer numerically using two...
Calculate the pH of a 0.10 M solution of NaOH. Express your answer numerically using two decimal places. ► View Available Hint(s) IVO AQ O ? pH = Submit Part C Calculate the pH of a 0.10 M solution of hydrazine, NH K! for hydrazine is 1.3 x 10-6 Express your answer numerically using two decimal places! View Available Hint(s) 70 AED + O2 ? pH =
Part A AHX = 133 kJ, ASP = - 247J/K,T=307 K. Express your answer using three...
Part A AHX = 133 kJ, ASP = - 247J/K,T=307 K. Express your answer using three significant figures. View Available Hint(s) V AED O ? ASuniv J/K Submit Part B AH -133 kJ. A S x=247 J/K T = 307 K. Express your answer using three significant figures. View Available Hint(s) VO AED - O ? ASumiy A.Sun'v J/K Submit Part B AHX = – 133 kJ , A Six=247 J/K, T = 307 K. Express your answer using three...
Find x- and y-components of the following vectors. 1) v⃗ =(9.0m/s,negativey−direction) Express your answers using two...
Find x- and y-components of the following
vectors.
1) v⃗ =(9.0m/s,negativey−direction)
Express your answers using two significant figures. Enter your
answers numerically separated by a comma
2) a⃗ =(24m/s2,58∘belowpositivex−axis)
Express your answers using two significant figures. Enter your
answers numerically separated by a comma.
3)
F⃗ =(70N,47.5∘counterclockwisefrompositivey−axis)
Express your answers using two significant figures. Enter your
answers numerically separated by a comma.
Find x- and y-components of the following vectors. - Part A V = (9.0m/s, negative y direction) Express...
Part A What is the initial thermal energy of each gas? Express your answer using two...
Part A What is the initial thermal energy of each gas? Express your answer using two significant figures. Enter your answers numerically separated by a comma. Review 1.5 g of helium at an initial temperature of 280 nteracts thermally with 9.0 g of oxygen at an initial temperature of 620 E(He),Es (O2)- Submit Part B What is the final thermal energy of each gas? Express your answer using two significant figures. Enter your answers numerically separated by a comma. ΑΣ...
Calculate: Part A) [H+] for [OH−]=3.5×10^-4 M Express your answer using two significant figures. Part B)...
Calculate:
Part A) [H+] for [OH−]=3.5×10^-4 M Express your
answer using two significant figures.
Part B) [H+] for [OH−] =8.4×10^-9 M Express
your answer using two significant figures.
Part C) Calculate [H+] for a solution in which [OH−] is 100
times greater than [H+].
Please show how you solved it, thanks!
Part A Calculate (H+] for Express your answer using two significant figures. VO AED ? Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining The ion-product...
ILCIU Part A Calculate (H"] for [OH-] = 5.2 x 10-M Express your answer using two...
ILCIU Part A Calculate (H"] for [OH-] = 5.2 x 10-M Express your answer using two significant figures. VADO O ? [H+] = Submit Request Answer Part B Calculate (H+) for [OH-] = 8.0 x 10-'M Express your answer using two significant figures. E AO + O 2 ? H"]= Submit Request Answer Part C Calculate H'] for a solution in which [OH) is 100 times greater than H+) Express your answer using two significant figures. IVO AQ R O...
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....
YPart A How many grams are in 2.20 mol of sodium chloride (NaCl)? Express your answer numerically in grams. View Available Hint(s) Submit Part B Correct Significant Figures Feedback: Your answer 128.5 g was either rounded different different number of significant figures than required for this part Part B How many water molecules are in a block of ice containing 1.50 mol of water (H2O)? Express the number of molecules numerically View Available Hint(s) molecules of H2O Submit
1 cm, o cm, o cm) Express your answers using two significant figures.Enter your answers numerically separated by commas. An electron moves along the zaxis with u: = 5.9 × 107 m/s. As it passes the origin, what are the strength and direction of the magnetic field at the following (, y, z) positions? SubmitP Previous Answers Request Answer Incorrect; Try Again; 8 attempts remaining; no points deducted Your answer does not have the correct number of comma-separated terms. Part...
What is the pH of a 0.225 Mammonia solution? Express your answer numerically to two decimal places. View Available Hint(s) IVO ALVA O ? pH = Submit Request Answer Part B What is the percent ionization of ammonia at this concentration? Express your answer with the appropriate units. View Available Hint(s) TH HÀ • • • Ea ? % ionization = Value Units
Calculate the pH of a 0.10 M solution of NaOH. Express your answer numerically using two decimal places. ► View Available Hint(s) IVO AQ O ? pH = Submit Part C Calculate the pH of a 0.10 M solution of hydrazine, NH K! for hydrazine is 1.3 x 10-6 Express your answer numerically using two decimal places! View Available Hint(s) 70 AED + O2 ? pH =
Part A AHX = 133 kJ, ASP = - 247J/K,T=307 K. Express your answer using three significant figures. View Available Hint(s) V AED O ? ASuniv J/K Submit Part B AH -133 kJ. A S x=247 J/K T = 307 K. Express your answer using three significant figures. View Available Hint(s) VO AED - O ? ASumiy A.Sun'v J/K Submit Part B AHX = – 133 kJ , A Six=247 J/K, T = 307 K. Express your answer using three...
Find x- and y-components of the following
vectors.
1) v⃗ =(9.0m/s,negativey−direction)
Express your answers using two significant figures. Enter your
answers numerically separated by a comma
2) a⃗ =(24m/s2,58∘belowpositivex−axis)
Express your answers using two significant figures. Enter your
answers numerically separated by a comma.
3)
F⃗ =(70N,47.5∘counterclockwisefrompositivey−axis)
Express your answers using two significant figures. Enter your
answers numerically separated by a comma.
Find x- and y-components of the following vectors. - Part A V = (9.0m/s, negative y direction) Express...
Part A What is the initial thermal energy of each gas? Express your answer using two significant figures. Enter your answers numerically separated by a comma. Review 1.5 g of helium at an initial temperature of 280 nteracts thermally with 9.0 g of oxygen at an initial temperature of 620 E(He),Es (O2)- Submit Part B What is the final thermal energy of each gas? Express your answer using two significant figures. Enter your answers numerically separated by a comma. ΑΣ...
Calculate:
Part A) [H+] for [OH−]=3.5×10^-4 M Express your
answer using two significant figures.
Part B) [H+] for [OH−] =8.4×10^-9 M Express
your answer using two significant figures.
Part C) Calculate [H+] for a solution in which [OH−] is 100
times greater than [H+].
Please show how you solved it, thanks!
Part A Calculate (H+] for Express your answer using two significant figures. VO AED ? Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining The ion-product...
ILCIU Part A Calculate (H"] for [OH-] = 5.2 x 10-M Express your answer using two significant figures. VADO O ? [H+] = Submit Request Answer Part B Calculate (H+) for [OH-] = 8.0 x 10-'M Express your answer using two significant figures. E AO + O 2 ? H"]= Submit Request Answer Part C Calculate H'] for a solution in which [OH) is 100 times greater than H+) Express your answer using two significant figures. IVO AQ R O...
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