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Consider 1.00 L of the buffer system that contains 0.200 M hydrocyanic acid (HCN ) and 0.150 M sodium cyanide (NaCN ). The pKa of hydrocyanic acid is 9.31. What is the [ HCN ] after 0.020 mol of HCl is

asked Dec 27, 2024

1 answer 183k views

Technology makes tasks more efficient for businesses. Which of the following is NOT mentioned as an example of enhanced efficiency? a) Digital photography b) Global Positioning Systems (GPS) c) Traditional

answered Dec 19, 2024

1 answer 174k views

What tone does the author use to make her argument persuasive

asked Dec 14, 2024

1 answer 65.5k views

Describe a procedure that uses these summary statistics to determine whether there are outliers.

asked Nov 24, 2024

1 answer 61.3k views

How do you do this question Write the correct structures of at least two examples of alcohol and ether

asked Nov 16, 2024

1 answer 202k views

) What is the smallest separation between two slits that will produce a second-order maximum for any visible light? Veible light ranges from 380 Mm. 760 mm ________ nm b) For all visible light _________

answered Nov 1, 2024

1 answer 31.0k views

Is MLRA an abbreviation for multi location rental agreement?

asked Jun 14, 2024

1 answer 47.3k views

A goal of both individual journalists and news organizations is to engage the public with the news and with the news provider. 1. True. 2. False.

answered May 30, 2024

1 answer 13.2k views

The energy required to raise the temperature of a substance by one degree is called: A. Specific Heat. B. British Thermal Unit (Joule). C. Latent Heat of Vaporization. D. Standard International Heat Unit.

answered May 26, 2024

1 answer 175k views

In Hispanic cultures it is common for children to leave home _______________. a as soon as they graduate high school b when they begin college c when they turn 18 d when they get married

answered May 21, 2024

2 answers 232k views

"In an experiment where several treatments are compared with a control, it may be desirable to replicate the control more than the experimental treatments, since the control enters into every difference

asked Apr 22, 2024

1 answer 114k views

Based on the relative quick speed of cell movement observed this week (under 3 hours), we know that Dictyostelium utilize ________ cell migration. a) Chemotactic b) Collective c) Random d) Haptotactic

asked Jan 19, 2024

1 answer 137k views

1. Explain the type of market prevalent in Oman. Give examples to support your answer. 2. Discrimination affects the progress in business. Explain with a suitable example in support of the statement. 3.

asked Jan 8, 2024

1 answer 150k views

I need help with this question check parts a b and c and answer parts d and e

answered Dec 26, 2023

1 answer 121k views

the rate of effusion of substance a is eight times the rate of effusion of substance b. if the molar mass of substance b is 129 g/mol, what is the molar mass of substance a?

answered Oct 27, 2023

1 answer 173k views

After it stops raining, the children can go ___________

answered Oct 12, 2023

1 answer 126k views

Perform the operation (3x^2-10x+4)+(10x^2-5x+8)

answered Sep 30, 2023

1 answer 17.8k views

Please only answer question b

answered Sep 19, 2023

1 answer 180k views

The population of a village is 6400. The population is decreasing exponentially at a rate of r% per year. After 22 years, the population will be 2607. Find the value of r.

answered Sep 7, 2023

1 answer 48.1k views

Both marx and hegel agreed that one of the following is inimical to building the ideal society

answered Jun 2, 2023

1 answer 111k views

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