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Scientists improved Mendeleev’s early periodic table by _____. using numbers of neutrons and protons to organize the elements by their properties using atomic number instead of atomic mass to organize
answered
Feb 9, 2022
Physics
middle-school
12
votes
32.1k
views
Five times the sum of two times a number and 3
answered
Jan 7, 2022
Mathematics
high-school
5
votes
87.4k
views
What is the common ratio for the geometric sequence below written as a fraction 768, 300, 187.5
answered
Dec 23, 2021
Mathematics
high-school
3
votes
61.2k
views
Name two resources for coping available to a person infected with an STI.
answered
Nov 12, 2021
Health
high-school
4
votes
171k
views
At the _______________________ , the party members discuss and debate the candidates, help create the party's platform, and listen to the presidential nominee's acceptance speech.
answered
Nov 7, 2021
History
high-school
1
vote
58.6k
views
Consider the children who have been introduced in Act I. Choose one of those characters and design a poem from that character’s point-of-view that illustrates how they are feeling thus far in the play.
answered
Sep 22, 2021
English
middle-school
5
votes
234k
views
0.0002 in scientific notation
answered
Aug 17, 2021
Mathematics
middle-school
7
votes
118k
views
Margo makes jewelry with beads. Each necklace uses 48 beads. Each bracelet uses 22 beads. Margo wants to make 18 necklaces and 12 bracelets. Which answer is the most reasonable estimate of the total number
answered
Jun 16, 2021
Mathematics
middle-school
3
votes
74.8k
views
Sixty-four-year-old Jeffery Thomson has been diagnosed with esophageal cancer. He has experienced a 20-pound weight loss in the past 2 months due to decreased appetite and difficulty eating. He will begin
answered
May 25, 2021
Biology
high-school
4
votes
186k
views
Can someone help me with this?
answered
May 6, 2021
Mathematics
high-school
4
votes
34.3k
views
*CLICK IMAGE* I need help ASAP Tysm!!!!!!
answered
Mar 25, 2021
Mathematics
high-school
4
votes
4.6k
views
Which region has many ocean ports, water scarcity, and a Mediterranean climate? A. The west B. The south C. The Midwest D. The northeast
answered
Feb 22, 2021
Geography
high-school
5
votes
38.0k
views
The total cost, in dollars, of membership in a fitness center is given by the function c(m) = 25m + 50, where m is the number of months a person is a member. In dollars, how much is the cost of a membership
answered
Feb 11, 2021
Mathematics
high-school
2
votes
121k
views
In a large population of college-educated adults, the mean IQ is 118 with a standard deviation of 20. Suppose 200 adults from this population are randomly selected for a market research campaign. The probability
answered
Oct 13, 2020
Mathematics
high-school
2
votes
207k
views
If (3a+ 3/a )=5, what is the value of 9a^2+ 9/a^2 PLEASE URGENT HELP!!!!!!
answered
Sep 25, 2020
Mathematics
college
4
votes
163k
views
Explain how the Soviet threat affected foreign and military policy during the Eisenhower years
answered
Sep 21, 2020
Social Studies
middle-school
7
votes
12.5k
views
How to tell if its identifying functions is a function or not
answered
Sep 8, 2020
Mathematics
middle-school
5
votes
117k
views
How did hinduism affect the way ancient indians lived day to day?
answered
Sep 20, 2019
History
high-school
6
votes
158k
views
When a whole number is multiplied by 10, the product is:
answered
Sep 6, 2019
Mathematics
middle-school
0
votes
210k
views
2,4/3,8/9,16/27 Identify the series as arithmetic, geometric or neither.
answered
Aug 16, 2019
Mathematics
college
6
votes
224k
views
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