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Consider a solution of NaHA for which F=0.050 mol L−1, Ka,1=4.70×10−3 and Ka,2=1.80×10−10, find the pH of the solution. pKa1=log(Ka1)=log(4.70×10−3)=−2.32pKa2=log(Ka2)=log(1.80×10−10)=−9.74pH=1/2(pKa1+pKa2)=1/2(−2.

answered Nov 21, 2024

1 answer 72.9k views

Describe the shape of the graph of y= b* when the value of b is a positive number less than 1? Does the graph of y = x x ever hit the x-axis to the right?

answered Oct 23, 2024

1 answer 94.9k views

Determining if the rules allow for a certain kind of gameplay falls under: a) Aesthetic engagement b) Meta-interactivity c) Functional interactivity d) Technical interactivity

answered Oct 17, 2024

1 answer 58.7k views

Timothy was tasked with creating the budget for the next fiscal year. He had to create a cost-profit analysis report of all the current product lines of the company. He also had to identify avenues for

answered Oct 15, 2024

2 answers 28.4k views

The mean family income for a random sample of 550 suburban households in Nettlesville shows that a 92 percent confidence interval is ($45,700, $59,150). Braxton is conducting a test of the null hypothesis

answered Oct 8, 2024

1 answer 160k views

Which of the following are important parts of social control in some small non western societies?

answered Oct 4, 2024

1 answer 65.5k views

If you had used the force sensors on both carts, how would the forces recorded by the red and blue carts compare when the mass of the blue cart is 500 g, and that of the red cart is 250 g? The red cart

answered Sep 14, 2024

1 answer 71.0k views

5 Select the correct answer from each drop-down menu. France secured access to oil during World War I and beyond by buying a majority stake in Anglo-Persian Oil Company Reset Next

answered Sep 10, 2024

1 answer 168k views

In many instances, coaches attribute the loss of early maturational advantage to lack of effort

asked Aug 4, 2024

1 answer 80.7k views

Someone please help me with this question How are mass and weight different?

answered Jul 1, 2024

1 answer 234k views

What is the answer to this question? Need Urgently

asked May 14, 2024

1 answer 116k views

Blunt or penetrating trauma to which of the following areas is MOST likely to cause serious hypovolemic shock ________. 1) Chest and Abdominal region 2) Forearm 3) Face 4) Lower leg

asked Feb 21, 2024

1 answer 150k views

What are the most frequent adverse reactions of Midazolam/Versed that occur more than 10 times? 1) Nausea 2) Vomiting 3) Headache 4) Dizziness

answered Feb 18, 2024

1 answer 230k views

Answer #14 using the picture

asked Feb 1, 2024

1 answer 182k views

Why does a California Ground Squirrel spend less of their time being vigilant with increased group size? a) Dilution effect b) Increased competition c) Resource abundance d) Altered predator behavior

asked Jan 27, 2024

1 answer 54.6k views

Antidiuretic hormone is released by the posterior pituitary in response to increased plasma osmolality. (T/F?)

answered Jan 10, 2024

1 answer 149k views

Mr. Martin needs to get 20 feet up a building. To have a safe angle of ascension, it will be at the base. How long does his ladder need to be? Answers: 36 40 10 50

answered Dec 23, 2023

1 answer 59.0k views

Solve for the values of x and y.

answered Oct 2, 2023

1 answer 177k views

15. In trapezoid ABCD, AB - 13.BC -15, and CD-13. Altitudes BF and CE are both drawn to side AD. B 15 с (a) If altitude BF has a length of 12, then find the perimeter of trapezoid ABCD. 13 points) 13 13

answered Sep 22, 2023

2 answers 205k views

Stefan sells Jin a bicycle for 160 dollars and a helmet for 16 dollars. The total cost for Jin is 160% of what Stefan originally to buy the bike and helmet. How much did Stefan spend originally? How much

answered Sep 20, 2023

1 answer 109k views

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