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2) Solve and write your answer/round up to correct digits/significant digits. a. (1.930)x(18456.01) b. (0.0230)/(12061) C....
50.2 kilograms expressed in micrograms is (choose answer with correct significant digits): a) 5.02 x 107 micrograms...
50.2 kilograms expressed in micrograms is (choose answer with correct significant digits): a) 5.02 x 107 micrograms b) 5.02 x 104 micrograms c) 5.02 x 1010 micrograms d) 5.02 x 10-2 micrograms
2. Determine the value of x. Round results to an appropriate number of significant digits. Explain...
2. Determine the value of x. Round results to an appropriate number of significant digits. Explain your answer. 22ft 23.0ft Cross-section of gazebo
Round your answer to 3 significant digits. Calculate the volume in milliliters of a 6.09M silver...
Round your answer to 3 significant digits. Calculate the volume in milliliters of a 6.09M silver nitrate solution that contains 50.0 g of silver nitrate (AgNO2). x10 mL ? X
ar answer has a unit symbol and the correct number of significant Solution: Write down the...
ar answer has a unit symbol and the correct number of significant Solution: Write down the definition c Solve for mass. 0 | m = | 655. (255. mL) Put in the data given. m = (655. (255. mL) 10 L Convert units. 167.03... g Use the calculator. Round to the correct numb digits m 167.03 g
Report your answer is molarity, with the correct significant digits, but no units. Blank 1: 0.9...
Report your answer is molarity, with the correct significant digits, but no units. Blank 1: 0.9 Question 8 (2 points) If 10.00 mL of the diluted solution from the last question (Q7) is further diluted with water in a volumetric flask to a final volume of M. 50.00 mL, the concentration of the final solution is Report your answer in molarity, with the correct significant digits, but no units. Do not use scientific notation Schoology cannor understand it. Blank 1:1...
Solve 43 a) and 45 a) please Find x to three significant digits if the common...
Solve 43 a) and 45 a) please
Find x to three significant digits if the common logarithm of x is equal to: (a) -2.087 (b) 5.917 (c) -1.015 (d) 3.617 43. 45. Find the natural logarithm of each number to four decimal places: (a) 53.1 (b) 8080 (c) 0.00381 (d) 2.01
Complete the table below. Round each of your entries to 2 significant digits. You may assume...
Complete the table below. Round each of your entries to 2 significant digits. You may assume the temperature is 25 °C. conjugate acid conjugate base formula ka formula Ky x 6 ? HNO, 4.5 x 10 C,H,ONH 2.1 x 10 H,CO; 4.5 x 10-7 Complete the table below. Round each of your entries to 2 significant digits. You may assume the temperature is 25 °C. conjugate acid conjugate base formula Ka formula K, xs ? HNO2 4.5 x 10-4 NO...
calculate the molar mass of the unknown acid round your answer to three significant digits. An...
calculate the molar mass of the unknown acid round your answer
to three significant digits.
An analytical chemist weighs out 0.280 g of an unknown diprotic acid into a 250 ml. volumetric flask and dilutes to the mark with distilled water. She then titrates this solution with 0.1400 M NaOH solution. When the titration reaches the equivalence point, the chemist finds she has added 26.7 ml of NaOH solution Calculate the molar mass of the unknown acid. Round your answer...
Calculate the amount of heat needed to melt 107. g of solid ethanol (CH3CH2OH) and bring it to a temperature of-94.1 °C Round your answer to 3 significant digits. Also, be sure your answer contai...
Calculate the amount of heat needed to melt 107. g of solid ethanol (CH3CH2OH) and bring it to a temperature of-94.1 °C Round your answer to 3 significant digits. Also, be sure your answer contains a unit symbol °C. Round your answer to 3
Calculate the amount of heat needed to melt 107. g of solid ethanol (CH3CH2OH) and bring it to a temperature of-94.1 °C Round your answer to 3 significant digits. Also, be sure your answer contains a...
1. Find X for the following problems: ***Please Round to Three Significant Digits for the answers...
1. Find X for the following problems:
***Please Round to Three Significant Digits for the
answers of each Part***
9 14 B. 6x-6 16-х - 14 18 C. 2 17 D. 15x + 16y 16 - 12 5 7 6 E.
2. Determine the value of x. Round results to an appropriate number of significant digits. Explain your answer. 22ft 23.0ft Cross-section of gazebo
Round your answer to 3 significant digits. Calculate the volume in milliliters of a 6.09M silver nitrate solution that contains 50.0 g of silver nitrate (AgNO2). x10 mL ? X
ar answer has a unit symbol and the correct number of significant Solution: Write down the definition c Solve for mass. 0 | m = | 655. (255. mL) Put in the data given. m = (655. (255. mL) 10 L Convert units. 167.03... g Use the calculator. Round to the correct numb digits m 167.03 g
Report your answer is molarity, with the correct significant digits, but no units. Blank 1: 0.9 Question 8 (2 points) If 10.00 mL of the diluted solution from the last question (Q7) is further diluted with water in a volumetric flask to a final volume of M. 50.00 mL, the concentration of the final solution is Report your answer in molarity, with the correct significant digits, but no units. Do not use scientific notation Schoology cannor understand it. Blank 1:1...
Solve 43 a) and 45 a) please
Find x to three significant digits if the common logarithm of x is equal to: (a) -2.087 (b) 5.917 (c) -1.015 (d) 3.617 43. 45. Find the natural logarithm of each number to four decimal places: (a) 53.1 (b) 8080 (c) 0.00381 (d) 2.01
Complete the table below. Round each of your entries to 2 significant digits. You may assume the temperature is 25 °C. conjugate acid conjugate base formula ka formula Ky x 6 ? HNO, 4.5 x 10 C,H,ONH 2.1 x 10 H,CO; 4.5 x 10-7 Complete the table below. Round each of your entries to 2 significant digits. You may assume the temperature is 25 °C. conjugate acid conjugate base formula Ka formula K, xs ? HNO2 4.5 x 10-4 NO...
calculate the molar mass of the unknown acid round your answer
to three significant digits.
An analytical chemist weighs out 0.280 g of an unknown diprotic acid into a 250 ml. volumetric flask and dilutes to the mark with distilled water. She then titrates this solution with 0.1400 M NaOH solution. When the titration reaches the equivalence point, the chemist finds she has added 26.7 ml of NaOH solution Calculate the molar mass of the unknown acid. Round your answer...
Calculate the amount of heat needed to melt 107. g of solid ethanol (CH3CH2OH) and bring it to a temperature of-94.1 °C Round your answer to 3 significant digits. Also, be sure your answer contains a unit symbol °C. Round your answer to 3
Calculate the amount of heat needed to melt 107. g of solid ethanol (CH3CH2OH) and bring it to a temperature of-94.1 °C Round your answer to 3 significant digits. Also, be sure your answer contains a...
1. Find X for the following problems:
***Please Round to Three Significant Digits for the
answers of each Part***
9 14 B. 6x-6 16-х - 14 18 C. 2 17 D. 15x + 16y 16 - 12 5 7 6 E.
Most questions answered within 3 hours.
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A. 0≤P(Oi)≤10≤P(Oi)≤1 for each i
B. P(Oi)≤0P(Oi)≤0
C. P(Oi)=1+P(OCi)P(Oi)=1+P(OiC)
D. P(Oi)≥1P(Oi)≥1
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