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A mass of 100 grams of a particular radioactive substance decays according to the function m(t)=100e−t850, where t>0 measures time in years. When does the mass reach 30 grams?
asked
Dec 15, 2024
Physics
high-school
1
answer
3
votes
210k
views
Given f(x)=−x−5, solve for x when f(x)=4. a) x=−1 b) x=1 c) x=−9 d) x=9
asked
Aug 18, 2024
Mathematics
high-school
1
answer
4
votes
200k
views
Which greek goddess gave aid to achilles during the trojan war
asked
May 15, 2024
History
high-school
2
answers
2
votes
196k
views
A financial institution wishing to introduce a new agriculture commodity trading contract into the market. A. A hot, new technology company would like to go public. B. New radio station would like to introduce
asked
Apr 3, 2024
Business
high-school
1
answer
4
votes
167k
views
Air is compressed in a piston-cylinder device from 123 kPa and 36°C to 882 kPa. What is the specific work, in kJ/kg, done by the air to the surroundings? Treat air as an ideal gas with constantcp-1.004
asked
Mar 17, 2024
Physics
high-school
1
answer
5
votes
232k
views
Consider the data set: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20. Which value should be added to this data set to achieve a mean of 137? A value of what should be added to the data set to produce a mean
asked
Mar 2, 2024
Mathematics
high-school
1
answer
1
vote
46.1k
views
Plss help I have the work bank and the sentences…. I did some of them by myself I am confused on the rest help… 30 points!!!!
asked
Oct 14, 2023
History
middle-school
2
answers
16
votes
19.2k
views
Assume the random variable X has a binomial distribution with the given probability of obtaining a success. Find the following probability, given the number of trials andthe probability of obtaining a
asked
Jul 2, 2023
Mathematics
college
1
answer
4
votes
6.3k
views
Help please, not sure how to do this....
asked
Apr 1, 2023
Mathematics
college
1
answer
10
votes
91.0k
views
If adequate nutrients are present, primary productivity depends on _____. a. organism size b. salinity c. temperature d. illumination e. organism density
asked
Nov 5, 2022
Biology
high-school
1
answer
22
votes
18.6k
views
Round 3/18 to the nearest half. 1. 0 2. 1/2 3. 1 15 point's if answered.
asked
Aug 12, 2022
Mathematics
college
1
answer
5
votes
54.8k
views
Ratzan Corporation uses a predetermined overhead rate based on machine-hours to apply manufacturing overhead to jobs. The Corporation has provided the following estimated costs for the next year: Direct
asked
Aug 7, 2022
Business
college
1
answer
14
votes
40.9k
views
Please help thank you.
asked
Jul 25, 2022
Mathematics
high-school
2
answers
1
vote
56.9k
views
Books are the only source of learning speech speech
asked
Jun 8, 2022
English
high-school
2
answers
0
votes
137k
views
HEY hey hellooo HELP ME!!
asked
May 8, 2022
Mathematics
high-school
1
answer
3
votes
76.7k
views
Anybody know what this means? mira lo siento por lo que dije si esto es cierto entonces rezaré por ella ¿puedes por favor? please translate it for me
asked
Mar 19, 2022
Spanish
high-school
2
answers
15
votes
218k
views
What are two characteristics of transverse waves that are not found in longitudinal waves
asked
Mar 9, 2022
Physics
high-school
1
answer
13
votes
384
views
A car is traveling 70km in 45 minutes. How many miles an hour is the car traveling?
asked
Mar 6, 2022
Chemistry
college
2
answers
3
votes
21.4k
views
Sumaya is considering investing $8500 into the bank. Bank A offers 2.25% interest rate compounded semiannually. Bank B offers 1.75% interest compounded monthly. She is planning on leaving the money in
asked
Jan 2, 2022
Mathematics
high-school
1
answer
3
votes
73.2k
views
I would really like help for this, if anyone is willing to help me.
asked
Jan 2, 2022
Mathematics
high-school
1
answer
1
vote
97.2k
views
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