Homework Answers
Question:
Answer: NaOH and Phenolphthalein
Explanation: Solution is composed of two part, solute and solvent. In mentioned beaker water is the solvent. Solute is the minor component which dissolved in the solvent. Natively, Both NaOH and phenolphthalein are solid and dissolved in the solvent. Note: Phenolphthalein is slightly soluble in water but NaOH is completely soluble in water.
Question Completion Status: 1 2 3 4 5 6 7 8 9 10 11 12 13...
Question Completion Status: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 The deaker to the Tigrit STOWS Te vag atter Orte Tour Tersed T NUIT, NOUIT, te tangen color, what can you conclude? After half an hour or more Wat and pheholphtain NaOH 27 NaOH NaOH diffused into the bag, raising the pH inside the bag and changing the color of the phenolphthalein. The pores on the membrane are...
CRITICAL THINKING QUESTIONS 1. A pre-weighed dialysis bag which contained a solution of 10% glucose was...
CRITICAL THINKING QUESTIONS 1. A pre-weighed dialysis bag which contained a solution of 10% glucose was placed in a beaker containing a solution of 20% glucose. After one hour, the bag was weighed again a. Calculate the % mass change of this dialysis bag from the following information: • Mass of bag before experiment: 15.39 • Mass of bag after experiment: 12.79 b. Determine the tonicity of the beaker when it is compared to the dialysis bag: 2. facell had...
C 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16...
C 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 QUESTION 23 10 points Using the toilet is important for people's independence, health and dignity. It can be difficult, however, to teach people to use the toilet when they are aggressive. This study describes how standard toilet training methods can be adapted to help a/3-year-old child with challenging behavior learn to use the toilet independently. Ben was...
Question Completion Status: 2 3 4 5 6 8 9 10 11 Q FEB 12 13...
Question Completion Status: 2 3 4 5 6 8 9 10 11 Q FEB 12 13 14 15 10 17 18 19 20 O ADG QUESTION 2 You allocated your money to a project containing 3 securities. The project provided you a return of 6.75%. If 33.5% of your money was invested in a security with 5% rate of return, and 9.1% was invested in a security with -3.8 % rate of return. What was your return on the third...
Español 1 = 2 3 = 4 5 ( 6 7 8 9 10 11 12...
Español 1 = 2 3 = 4 5 ( 6 7 8 9 10 11 12 13 14 (a) Use one of DeMorgan's Laws to choose a negation of the following statement. Ahmad is in art class or he has a test today. Negation: (Choose one) 1 x o ? (b) Use one of DeMorgan's Laws to choose a statement equivalent to the following. It is not the case that "salmon is a fruit and wheat is a grain". Equivalent:...
6 and 7? 7 9 10 11 12 13 14 15 16 19 21 14 points...
6 and 7?
7 9 10 11 12 13 14 15 16 19 21 14 points QUESTION 6 A place kicker kicks a football with a speed of 20.0 m/s at an angle of 40.0° upward from the horizontal. What is the speed of the ball after it has traveled a horizontal distance of 30.0 m? 2.15.8 m/s b. 17.9 m/s C 19.1 m/s d. 16.6 m/s 14 points QUESTION 7 Starting from rest, a solid cyinder rolls without slipping...
US-352 Quiz 5 2 3 4 5 6 7 8 9 10 11 12 13 14...
US-352 Quiz 5 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 Which of the following would be an appropriate null hypothesis? The mean of a sample is equal to 65 The mean of a population is greater than 65. The mean of a population is equal to 65. Only (a) and (c) are true. s Previous I Skip I Save & Nex
12 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17...
12 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Private colleges and universities rely on money contributed by individuals and corporations for their operating expenses. Much of this money is put into a fund called an endowment, and the college spends only the interest earned by the fund. Atrecent survey of 8 private colleges in the United States revealed the following endowments (in millions of 490.0, 122.6, 177.5, 95.4, and 220.0. What...
12313werqw Honey 9 6 14 14 15 12 13 14 7 10 11 14 9 12 13 13 5 5 9 6 7 8 14 7 13 DM 5 5 12 6 11 7 13 7 7 5 6 5 9 5 13 11...
12313werqw
Honey
9 6 14 14 15 12 13 14 7 10 11 14 9 12 13 13 5 5 9 6 7 8 14 7 13
DM 5 5 12 6 11 7 13 7 7 5 6 5 9 5 13 11 13 7 10 8
control 2 4 4 3 1 9 7 4 9 8 2 8 6 4 2 5
Calculate the mean, median and mode for each of the data
(Honey, DM and Control)....
Question Completion Status: 4 5 7 8 10 11 12 13 14 15 16 17 13...
Question Completion Status: 4 5 7 8 10 11 12 13 14 15 16 17 13 19 20 QUESTION 21 1 points Paralel conducting tracks, separated by 2.00 cm, run along yads. There is a uniform magnetic field of 2.25 pointing along 2-axis fout of the page). A cylindrical metal replaced across the tacks wongx-axis and a battery is connected between the tracks with its positive terminal connected to the right track. If the current through the rodis / 2.50...
Question Completion Status: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 The deaker to the Tigrit STOWS Te vag atter Orte Tour Tersed T NUIT, NOUIT, te tangen color, what can you conclude? After half an hour or more Wat and pheholphtain NaOH 27 NaOH NaOH diffused into the bag, raising the pH inside the bag and changing the color of the phenolphthalein. The pores on the membrane are...
CRITICAL THINKING QUESTIONS 1. A pre-weighed dialysis bag which contained a solution of 10% glucose was placed in a beaker containing a solution of 20% glucose. After one hour, the bag was weighed again a. Calculate the % mass change of this dialysis bag from the following information: • Mass of bag before experiment: 15.39 • Mass of bag after experiment: 12.79 b. Determine the tonicity of the beaker when it is compared to the dialysis bag: 2. facell had...
C 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 QUESTION 23 10 points Using the toilet is important for people's independence, health and dignity. It can be difficult, however, to teach people to use the toilet when they are aggressive. This study describes how standard toilet training methods can be adapted to help a/3-year-old child with challenging behavior learn to use the toilet independently. Ben was...
Question Completion Status: 2 3 4 5 6 8 9 10 11 Q FEB 12 13 14 15 10 17 18 19 20 O ADG QUESTION 2 You allocated your money to a project containing 3 securities. The project provided you a return of 6.75%. If 33.5% of your money was invested in a security with 5% rate of return, and 9.1% was invested in a security with -3.8 % rate of return. What was your return on the third...
Español 1 = 2 3 = 4 5 ( 6 7 8 9 10 11 12 13 14 (a) Use one of DeMorgan's Laws to choose a negation of the following statement. Ahmad is in art class or he has a test today. Negation: (Choose one) 1 x o ? (b) Use one of DeMorgan's Laws to choose a statement equivalent to the following. It is not the case that "salmon is a fruit and wheat is a grain". Equivalent:...
6 and 7?
7 9 10 11 12 13 14 15 16 19 21 14 points QUESTION 6 A place kicker kicks a football with a speed of 20.0 m/s at an angle of 40.0° upward from the horizontal. What is the speed of the ball after it has traveled a horizontal distance of 30.0 m? 2.15.8 m/s b. 17.9 m/s C 19.1 m/s d. 16.6 m/s 14 points QUESTION 7 Starting from rest, a solid cyinder rolls without slipping...
US-352 Quiz 5 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 Which of the following would be an appropriate null hypothesis? The mean of a sample is equal to 65 The mean of a population is greater than 65. The mean of a population is equal to 65. Only (a) and (c) are true. s Previous I Skip I Save & Nex
12 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Private colleges and universities rely on money contributed by individuals and corporations for their operating expenses. Much of this money is put into a fund called an endowment, and the college spends only the interest earned by the fund. Atrecent survey of 8 private colleges in the United States revealed the following endowments (in millions of 490.0, 122.6, 177.5, 95.4, and 220.0. What...
12313werqw
Honey
9 6 14 14 15 12 13 14 7 10 11 14 9 12 13 13 5 5 9 6 7 8 14 7 13
DM 5 5 12 6 11 7 13 7 7 5 6 5 9 5 13 11 13 7 10 8
control 2 4 4 3 1 9 7 4 9 8 2 8 6 4 2 5
Calculate the mean, median and mode for each of the data
(Honey, DM and Control)....
Question Completion Status: 4 5 7 8 10 11 12 13 14 15 16 17 13 19 20 QUESTION 21 1 points Paralel conducting tracks, separated by 2.00 cm, run along yads. There is a uniform magnetic field of 2.25 pointing along 2-axis fout of the page). A cylindrical metal replaced across the tacks wongx-axis and a battery is connected between the tracks with its positive terminal connected to the right track. If the current through the rodis / 2.50...
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