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A buffer resists change in pH when amount of acid or base is added to it. Select one: a)an equal b)twice as much acid as base c)a small d) an unequal e)a large

asked Nov 20, 2024

1 answer 70.7k views

To qualify for a medical study, an applicant must have a systolic blood pressure in the 80% of the middle range. If the systolic blood pressure is normally distributed with a mean of 120 and a standard

answered Nov 12, 2024

1 answer 162k views

In “The Eleventh Tuesday,” Mitch does something that proves he has changed. What does he do? How is this proof he has changed from the Mitch we met during his first and second visits?

asked Oct 27, 2024

1 answer 141k views

According to Okun's law, when cyclical unemployment increases by one percentage point, the recessionary gap ________ by ________ percent of potential output. A. widens; one B. closes; one C. widens; two

answered Oct 9, 2024

1 answer 113k views

Objective use to achieve money allocation to achieve la desired outcome

answered Aug 9, 2024

2 answers 156k views

American foreign policy at the start of the twenty-first century focused on the nations of ______, _______, and ______. A. afghanistan, iran, B. iraq iran, iraq, C. north korea china, iran, D. north korea

answered Feb 13, 2024

1 answer 33.3k views

10 O B. There Will Come Soft Rains (War Time) by Sara Teasdale O C. There will come soft rains and the smell of the ground, And swallows circling with their shimmering sound; And frogs in the pools singing

answered Feb 8, 2024

1 answer 233k views

A gas effuses 4. 0 times faster than oxygen (O2). What is the molecular mass of the gas? 1. 0 g/mol 2. 0 g/mol 4. 0 g/mol 7. 67 g/mol.

answered Nov 22, 2023

1 answer 133k views

? Hint The flow of carbon and energy through a marine ecosystem is shown here. Analyze the movement of matter and energy in this ecosystem. Assume that the zooplankton have 20 grams per square meter of

answered Nov 1, 2023

2 answers 114k views

Graph y=4x-9 (just give me the coordinates)

answered Oct 15, 2023

2 answers 224k views

Use the Segment Addition Postulate to find the unknown variables/lengths: X, Y, and Z are collinear. If Y is between X and Z, XY = (5x-5) feet, YZ = (3x + 3) feet, and XZ = (3x + 8) feet, then x = feet.

asked Sep 26, 2023

1 answer 16.4k views

1. surpose you are provided with a salt solution briefly explain how to serperate the pure water from the solution using the simple distillation method. 2.surpose you are provided with a solution alcohol

answered Sep 2, 2023

1 answer 159k views

Which object would be the best at reflecting light waves? a. windows b. notebooks c. mirrors d. tables

answered Jun 20, 2023

2 answers 133k views

100 POINTS Find the amount of the discount on a $230 bicycle that is on sale for 35% off. A. $35.00 B. $80.50 C.$ 4.26 D. $23.50

answered May 7, 2023

2 answers 232k views

Please help , i don’t know what to do !

asked Apr 15, 2023

1 answer 171k views

Ffgggggggggggggggggggggggggggggggggggg

asked Jan 14, 2023

1 answer 153k views

A test is made of H0 : μ = 47 versus H1 : μ > 47. A sample of size n=69 is drawn, and x=48. The population standard deviation is σ=27. Compute the value of the test statistic z.

asked Jan 7, 2023

1 answer 222k views

Mientras él (hacer) la tarea, su amigo (llegar) a la casa

asked Nov 24, 2022

1 answer 134k views

Aklat na naglalaman ng mga kahulugan ng salita. ap po sub

asked Sep 7, 2022

1 answer 175k views

Is it a function and domain and range: {(-4,6),(5,8),(4,-7),(6,-8),(4,7)}

asked Aug 26, 2022

1 answer 105k views

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