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Which models of the atom in task 1 are not supported by the results of the hydrogen gas experiment? For each of these models, explain the experimental results that the model would predict.
answered
Apr 16, 2022
Chemistry
high-school
6
votes
50.9k
views
____ converts ammonium into nitrates, while ____ converts nitrates into nitrogen gas.
answered
Apr 2, 2022
Social Studies
college
0
votes
136k
views
A blade of a windmill completes 1 rotation every 4 seconds. The outer end of the blade travels 600 feet in 1 rotation. What is the speed of the outer end of the blade in feet per minute?
answered
Feb 7, 2022
Mathematics
middle-school
2
votes
188k
views
The distance between the school and the airport on a map is 7.25 cm. The scale of the map is 1 cm : 12 m. What is the actual distance between the school and the airport? PLEASE HELP ASAP
answered
Dec 15, 2021
Mathematics
middle-school
6
votes
99.1k
views
9(d − 93) = –36 d = _______
answered
Oct 23, 2021
Mathematics
college
2
votes
56.2k
views
Please please please help me
answered
Aug 17, 2021
Mathematics
high-school
1
vote
72.6k
views
Bill takes a vitamin B pill every 3 days and a vitamin C pill every 4 days. If he takes both pills on day 1, for how many of the next 65 days will Bill take both pills on the same day?
answered
Aug 17, 2021
Mathematics
college
3
votes
82.2k
views
Which state was most likely to contain a majority of residents who supported the Populists?
answered
Jun 16, 2021
History
middle-school
7
votes
159k
views
Help ♂️♂️♂️♂️♂️♂️♀️♀️♀️♀️♀️♀️♀️♀️♀️♀️♀️♂️♂️♀️♀️♀️♂️♂️♂️♂️♂️
answered
Jun 12, 2021
Mathematics
middle-school
1
vote
144k
views
What did the babylonians use to track time
answered
Apr 29, 2021
History
college
0
votes
16.5k
views
What is the answer to this question? will get arwarded if you give a good explanation (4x-3)(x-1)
answered
Mar 23, 2021
Mathematics
high-school
5
votes
175k
views
For f(x) = 3x+1 and g(x) = x^2 - 6, find (f/g)(x)
answered
Mar 11, 2021
Mathematics
middle-school
4
votes
34.6k
views
Rick deposit is $1000 into an investment account which earns 4% interest annually. Sally loans what doesn’t dollars to a friend, and her friend agrees to pay her $50 each year, and will return the $1000
answered
Sep 26, 2020
Mathematics
middle-school
5
votes
189k
views
Joan owns a citrus tree farm near Mesa, Arizona. Joan and her family have fertilized the trees each spring for 52 years. The irrigation for the trees carries the fertilizer remnants into the Salt River.
answered
Aug 2, 2020
Social Studies
college
2
votes
24.2k
views
You decide to make a beanbag in the shape of a sphere with a diameter of 120 millimeters. You will need to find the volume to know how many beans to put in the bag. What is the volume? Use 3.14 to approximate
answered
Mar 20, 2020
Mathematics
middle-school
4
votes
144k
views
Economic growth will A. not be sustained if developing countries stop accumulating capital because of diminishing returns to capital. B. slow down or stop if more capital per hour is used because of diminishing
answered
Mar 9, 2020
Social Studies
high-school
0
votes
557
views
Which of these can occur long after a volcanic eruption? A. Deforestation B. A pyroclastic flow C. Seismic waves D. A lahar
answered
Nov 22, 2019
Biology
high-school
3
votes
235k
views
I’m confused on this one
answered
Nov 3, 2019
Mathematics
middle-school
3
votes
107k
views
When opening a check account, the bank does not run an account verification if you provide a state-issued ID. true or false
answered
Sep 19, 2019
Business
middle-school
3
votes
179k
views
The radius of a cylinder is 3x - 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder? Use the formula A = 2πr^2 + 2πrh. A. 2π(3x^2 + 10x - 8) B. 2π(12x^2 + 7x - 2) C.
answered
Jul 26, 2019
Mathematics
high-school
2
votes
179k
views
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