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I NEED HELP WITH THIS ASAP!!!!!!!!!!!!! Which chemical equation best represents the Law of Conservation of Mass? A. H+0 -> H20 B. H2 + 02 --> H20 C. 2H2 + 02 --> 2H,0 D. H2 + 02 --> 2H,02
answered
Jun 2, 2021
Chemistry
high-school
6
votes
219k
views
Use the graph representing bacteria decay two estimate the domain of the function and sulfur the average rate of change across the domain.
answered
Mar 31, 2021
Mathematics
middle-school
0
votes
119k
views
Hey so i have an easy question (so the mods don't get mad for me giving away points) What's 15x21? also what's a cool thing you like to do that's a part of your country's culture?
answered
Jan 17, 2021
Mathematics
high-school
3
votes
221k
views
What is a nation-state?
answered
Jan 14, 2021
History
high-school
6
votes
20.3k
views
"In softball, the pitcher throws with the arm fully extended (straight at the elbow). In a fast pitch the ball leaves the hand with a speed of 139 km/hr. (Assume that the pitching motion originates with
answered
Dec 28, 2020
Physics
college
3
votes
149k
views
When Abraham Lincoln was elected president in 1860 how did seven states in the deep South react They declared war on the north They seceded from the union They banned the sale of enslaved people They stopped
answered
Sep 25, 2020
History
middle-school
5
votes
218k
views
The least common multiple of 6 and 8 and 16
answered
Sep 21, 2020
Mathematics
middle-school
4
votes
21.7k
views
3. Last month, Ed ate 9 apples, 5 bananas, 4 peaches, and 7 oranges. Find the ratio of bananas to the total) number of fruit. Then explain its meaning, (Examples 2 and 3)
answered
Jun 20, 2020
Mathematics
middle-school
6
votes
231k
views
Which of the following describes the embryonic period
answered
Jan 31, 2020
Biology
middle-school
3
votes
175k
views
Hard light is usually not good for filming. True False
answered
Apr 17, 2019
Computers and Technology
high-school
3
votes
128k
views
How costs will compare during and after construction of wind turbines
answered
Jan 29, 2019
Biology
high-school
6
votes
62.9k
views
When a positively charged object moves in the same direction as the electric field, the electric potential energy of the object? 1.becomes zero 2.increases 3.decreases 4.stays the same
answered
Jul 15, 2018
Biology
middle-school
4
votes
98.9k
views
Question 3 (Multiple Choice Worth 5 points) (04.06 MC) Malia is using an online calculator to calculate the outputs f(n) for different inputs n. The ordered pairs below show Malia's inputs and the corresponding
answered
Mar 11, 2018
Mathematics
high-school
5
votes
211k
views
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