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Issac
Questions and answers by
Issac
Questions (17)
1. The half-life of a first-order reaction is 9.89 minutes. How many minutes will have elapsed after 27 half-lives?
My answer is
5 answers
820 views
1. A three-step mechanism has been suggested for the formation of carbonyl chloride:
Step 1: Cl2 ===> 2 Cl (fast equlibrium) Step
4 answers
2,547 views
3 times a number is
1 answer
302 views
what is the definition of canopy road
3 answers
607 views
Find the point on the line –2x+2y–3=0 which is closest to the point (–4–4).
Please provide solution. ( , ) Thanks guys!
4 answers
3,037 views
A stunt car driver drives off an
h = 6.7 m-high cliff into a lake with a horizontal speed of 14 m/s. The car needs to clear an
2 answers
679 views
Assume that a particular crash test expert can withstand 18 times the acceleration due to gravity. Find the shortest distance
1 answer
405 views
If the 9th term of an A.P is five times the 5th term. Find the relationship between a and d?
4 answers
2,808 views
These are all review questions for my summer assignment.
Do not know: !) Explain what an ionic lattice is and include a diagram.
4 answers
727 views
Express in simplest radical form. Do NOT give decimal approximations.
1. n^3/4 p^5/4 2. (3r)^2/5 s^3/5 3. (1/32)^0.2 4. 140^-1/2
2 answers
697 views
Set up an exponential function to model each real world situation then use it to find the requested values.
The half-life of
2 answers
642 views
Set up an exponential function to model each real world situation.
1) A mosquito population doubles every 10 days. Two mosquitoes
2 answers
516 views
Why was the tert butyl chloride washed with aqueous sodium hydrogen carbonate? what gas was evolved during the washing? Write a
21 answers
3,094 views
Every 6 months Melinda takes her vehicle in for its lubrication service. This service cost $29.95 each visit. Every 12 months,
1 answer
239 views
The biosphere contains several layers of Earth. Which layer is not included in the biosphere?
A: Hydrosphere B: Mantle C:
4 answers
807 views
A 20 year old college student starts a retirement savings account with a monthly
contribution of $150 at an APR of 6% (compounded
5 answers
636 views
Determine the equation of a cubic function that goes through the point (1,7) and has a zero at x=-1 and another zero at x=3 that
3 answers
285 views
Answers (6)
Studen
Marla
234qt=
Will a 2-quart pitcher hold the entire recipe of citrus punch given at the right explain your reasoning
For the diagram of NaCl (I didn't look at the second link if that would help me with this question, yet) would me drawing what Na and Cl look like in the arrangement of their atoms before and after they combine be good enough?
I bet it does but if you have any kids youd know how hard it is so ill tell it. Rome's geography is important because it was surrounded by land and it was unable to be attacked by pirates but not to far from water.
