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In a molecule of calcium sulfide, calcium has two valence electron bonds, and a sulfur atom has six valence electrons. How many lone pairs of electrons are present in the Lewis structure of calcium sulfide?
asked
Sep 6, 2021
Chemistry
college
1
answer
1
vote
18.9k
views
Write the nuclear reaction equation for the beta decay of Iodine-131
asked
Sep 4, 2021
Physics
middle-school
2
answers
1
vote
131k
views
Solve these too answers please ASAP.
asked
Aug 24, 2021
Mathematics
middle-school
1
answer
0
votes
201k
views
A magazine claims that the mean amount spent by a customer at Burger Stop is greater than the mean amount spent by a customer at Fry World. The results for samples of customer transactions for the two
asked
Jul 25, 2021
Mathematics
high-school
1
answer
4
votes
226k
views
Brenda has two pieces of string, one 28 feet long and the other 42 feet long. For an art project, she wants to cut them up to produce many pieces of string that are all of the same length, with no string
asked
Mar 21, 2021
Mathematics
high-school
1
answer
1
vote
124k
views
Please help me with this, i got 3 but thats not an answer choice!
asked
Sep 23, 2020
English
high-school
2
answers
3
votes
169k
views
5. Omarion has % of the pages in a book remaining to read for school. He reads of the remaining pages over the weekend. What fraction of the book does Omarion read over the weekend?
asked
Jun 13, 2020
Mathematics
middle-school
1
answer
3
votes
78.6k
views
A kingdom with a queen who has absolute authority and passes it on her children is considered
asked
Oct 13, 2019
History
college
2
answers
3
votes
81.0k
views
The lowest temperature ever recorded at Oymyakon in Russia was 96.2°F below 0°F. The lowest temperature ever recorded at Prospect Creek in Alaska was 80°F below 0°F. The thermometer reading of the lowest
asked
Sep 28, 2019
Mathematics
high-school
2
answers
4
votes
13.2k
views
What was one effect of shays rebellion
asked
Jun 16, 2019
Social Studies
middle-school
1
answer
5
votes
231k
views
Clare asks Andre to play the following number puzzle: Pick a number Add 2 Multiply by 3 Subtract 7 Add your original number Andre’s final result is 27. Which number did he start with?
asked
Apr 12, 2019
Mathematics
middle-school
2
answers
0
votes
205k
views
Find the perimeter in feet and in yards
asked
Jan 24, 2019
Mathematics
college
1
answer
5
votes
81.4k
views
It takes 15 minutes to walk to the mall from your house at an average velocity of 1.1 m/s to the east. What is the displacement from your house to the mall?
asked
Nov 24, 2018
Physics
high-school
1
answer
1
vote
89.0k
views
Heidi’s Accessories bought 50 necklaces for $10 each on account. The invoice included a 6% sales tax and payment terms of 2/10, n/30. Five necklaces were returned prior to payment. The entry to record
asked
Aug 27, 2018
Mathematics
high-school
1
answer
2
votes
122k
views
Emma created the poster shown below: What would be the dimensions of the poster at times its current size?
asked
Aug 19, 2018
Mathematics
middle-school
1
answer
4
votes
145k
views
Why did the samurai accept positions in the Meiji government? A. Government positions paid a lot of money. B. The samurai wanted to enact reforms. C. All of the positions in the military had been filled.
asked
Jul 26, 2018
History
college
2
answers
3
votes
175k
views
7 times the sum of "a" squared and "b"minus 4 times the sum of "a" squared and "b"
asked
Apr 5, 2017
Mathematics
high-school
2
answers
4
votes
214k
views
Which pronoun best completes the sentence? Painting the door in the storage area were Lizzie and __________ . A. me B. them C. her D. she
asked
Aug 26, 2016
English
high-school
2
answers
0
votes
100k
views
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