Recent activity by Neil Mackenzie

Question

What is the effective nuclear charge acting on the 3s and 3p valence electrons in phosphorus when core electrons are totally effective at screening and valence electrons provide no screening for each other?

asked Sep 27, 2024

1 answer 212k views

Scientific advancements such as landing a human being on the moon have been made possible through the use of a) Existentialism b) Experimentalism c) Humanism d) Behaviorism

asked Sep 21, 2024

1 answer 65.6k views

Find the partial derivative of the function g(x, y) = 7x³+ 2y² - 3xy with respect to each of the variables. What is 9x at (x, y)?

asked Sep 14, 2024

1 answer 61.5k views

Find the length of a cuboid of volume 24 cm³ if its breadth and height are 3 cm and 2 cm, respectively.

asked Jul 15, 2024

1 answer 191k views

a random sample of soil specimens was obtained, and the amount of organic matter (%) in the soil was determined for each specimen, resulting in the accompanying data. use it to answer the next 3 questions.

answered Jun 29, 2024

1 answer 105k views

The graph shows the height of water in a glass as it evaporates over a period of weeks. Find the slope of the line.

answered Jun 6, 2024

2 answers 83.7k views

What was the radical Republican objective for race and how representative were they of the Republican Party?

asked May 21, 2024

1 answer 55.1k views

Is anyone able to write and essay about LGBTQ progress and backlash? It’s stressing me out and I need 2 pages due tomorrow. If you can add sources too that would be great

answered May 4, 2024

1 answer 186k views

There are 96 people on board a ship.of them,1/4 were females.how many were there?

answered Apr 29, 2024

1 answer 2.5k views

ABC is a triangle in which BD bisects ABC and intersects AC at D, DE // CB. DE bisects AB at E. Prove that BE=ED. a) BE=ED is not provable from the given information. b) BE=ED is provable. c) BE≠ED is

asked Apr 28, 2024

1 answer 51.3k views

What is the speed of a 4.50-kg cannon ball if, at a height of 275 m above the ground, its mechanical energy relative to the ground is 6.27 104 J

answered Jan 18, 2024

1 answer 170k views

In what ways wre the lives of the german people affected by the nazi policies ? explain your answer.

asked Jan 6, 2024

1 answer 85.6k views

After four half-lives (18 billion years), what percent of the original uranium would remain?

asked Nov 15, 2023

1 answer 33.7k views

Which of the following best explains the meaning of the phrase "Es gibt nur ein Berlin. [There is only one Berlin.]" as used in paragraph 4? CD President Reagan is complimenting the culture and beauty

answered Sep 19, 2023

1 answer 143k views

Novels and short stories are written in paragraph format while plays are written in: A.lines and stanzas B.abbreviation C.shorthand D.script format

asked Jul 1, 2023

2 answers 2.4k views

Determine the sum of the first 27 even Natural Numbers. 378 2,700 270 756

asked Jun 14, 2023

1 answer 143k views

Solve the system of equations by the addition method 5x - 3y = 47x - 2y = 4

answered Apr 30, 2023

1 answer 229k views

RThe sum of five consecutive integers is 330. What is the least integer?

asked Apr 13, 2023

2 answers 212k views

PLEASE HELP due today In this polygon, all angles are right angles. 21 cm 30 cm 14 cm 46 cm What is the area of the polygon? Show your work.

answered Apr 12, 2023

1 answer 196k views

-2x 10. What is the least common denominator of 21+2+³=1? +3 O(x - 1)(x+1) Ox(x - 1)2(x + 1) O(x-1)2(x + 1) Ox(x - 1)(x + 1)

answered Feb 14, 2023

1 answer 151k views

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