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The formation reaction of magnesium oxide is as follows: Mg(s) + 0.5O2(g) → MgO(s) This reaction can be constructed from the following reactions. In the blanks before each reaction, add a coefficient that
answered
Feb 9, 2021
Chemistry
college
0
votes
11.6k
views
Susan needs to buy apples and oranges to make fruit salad. She needs 15 fruits in all. Apples cost $3 per piece, and oranges cost $2 per piece. Let m represent the number of apples. Identify an expression
answered
Jan 1, 2021
Mathematics
high-school
3
votes
222k
views
How to convince someone to not kill themselves.
answered
Oct 9, 2020
Health
high-school
4
votes
227k
views
13 points :) Which two aspects of Scrooge's character does this excerpt from A Christmas Carol by Charles Dickens reveal? "I wish to be left alone," said Scrooge. "Since you ask me what I wish, gentlemen,
answered
Sep 24, 2020
English
middle-school
1
vote
5.8k
views
school teacher and needs 22 pieces of wood, 3 over 8 ft long, for a class project. If he has a 9-ft board from which to cut the pieces, will he have enough 3 over 8 ft pieces for his class
answered
Aug 6, 2020
Mathematics
middle-school
2
votes
172k
views
Given the graph above, write the equation as a cosine function A. y = .25 cos ø B. y = .75 cos 2ø C. y = -.75 cos 2ø D. y = -.50 cos 3ø E. y = cos 4ø
answered
Aug 3, 2020
Mathematics
middle-school
5
votes
221k
views
Geometry....... .........
answered
Oct 2, 2019
Mathematics
middle-school
1
vote
139k
views
Is 20x9x5 a associative or distributive property?
answered
Aug 20, 2019
Mathematics
middle-school
6
votes
81.8k
views
Who is owl-eyes ? what surprises him about gatsby’s library
answered
Aug 14, 2019
English
middle-school
7
votes
36.2k
views
A man buys a goat for $60 Then he sells it for $70 Then he buys it back at $80, but he sells it again for $90. How much money did he make?
answered
Feb 18, 2019
Mathematics
middle-school
6
votes
134k
views
What is the best way to identify signs of intoxication?
answered
Feb 16, 2019
Social Studies
high-school
4
votes
21.9k
views
How many times does 5 go into 10
answered
Dec 22, 2018
Mathematics
middle-school
3
votes
217k
views
What role does the activation energy play in chemical reactions?
answered
Nov 1, 2018
Chemistry
high-school
7
votes
74.6k
views
Waldo is traveling south from Turkey and is floating in the Mediterranean Sea. He is looking for a quick way to the Red Sea. He sees a sign for a man-made waterway which will allow him to reach the Red
answered
Aug 14, 2018
Social Studies
middle-school
5
votes
7.6k
views
Cookies are sold singly or in packages of 3 or 9. With this packaging, how many ways can you buy 18 cookies?
answered
Jul 8, 2018
Mathematics
college
6
votes
88.3k
views
A solid disk of mass m1 = 9.5 kg and radius r = 0.19 m is rotating with a constant angular velocity of ω = 39 rad/s. a thin rectangular rod with mass m2 = 3.3 kg and length l = 2r = 0.38 m begins at rest
answered
Apr 21, 2018
Physics
college
4
votes
136k
views
What is a chief export of Venezuela?
answered
Feb 25, 2018
Spanish
high-school
4
votes
94.0k
views
If 8 apples cost $1.60, how much is one apple?
answered
Sep 10, 2017
Mathematics
high-school
2
votes
161k
views
The ? chromosome is the sex determiner for many species?
answered
Apr 25, 2017
Biology
high-school
1
vote
180k
views
Jayson buys a car and pays by installments. Each installment is $ 567 per month. After 48 months, Jayson owes $ 1250. What was the total price of the vehicle?
answered
Jan 15, 2017
Mathematics
middle-school
3
votes
59.5k
views
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