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An airplane travels 80 km in 10 minutes and then flies 100km in 20 minutes the average speed of the plane is?
An airplane travels 80 km in 10 minutes and then flies 100km in 20 minutes the average speed of the plane is? 80 km in 10 minutes = 8 km/min 100km in 20 minutes = 5 km/min Average speed = total distance traveled ÷ total time Average speed = 180 km ÷ 30 min = 6 km/minute Notice the average speed is closer to 5 km/min, because the plane spends twice as much time traveling at the slower speed.
What is the half-life of a radioactive sample of bromine-74 in 25 minutes in a 4mg sample?
The question does not make sense. The half-life of bromine-74 is, in fact, 25.4 minutes. In 25 minutes, that 4mg sample will decay to 2mg. In 25 more minutes it will decay to 1mg. In 25 more minutes it will be 0.5mg. And so on and so forth. If you meant to ask how much will remain after a given period of time, please restate the question.
What is the average life expectancy of cell chargers?
The average life expectancy is dependent on how much the battery charger is used but the average is around 3 years as a warranty covers the charger for 3 years and after that time the life expectancy is dependent on the use of the product but rapid charging is known to dramatically decrease the lifespan of your cell charge.
How much would still remain in 30 minutes if you had a 5 - grm sample of lawrencium?
Lawrencium has a half-life of about 215 minutes. After 30 minutes, about 85% of the original sample would remain. Therefore, approximately 4.25 grams of lawrencium would still be present in a 5-gram sample after 30 minutes.
If gallium-68 has a half-life of 68.3 minutes how much of a 10.0-mg sample is left after one half-life?
5 mgs If you found this helpful please click trust below
How much sleep do people get in their life?
The average life expectancy is 66.58, (2009 e.s.t) and a person sleeps 8 hours a night on average, that means that on would have 22.193 years asleep. Which means that a persons get 532.64 in a life time
How much oil is used in cars everyday in Australia?
how much oil is sued everyday in the tiplical persons life? how much oil is sued everyday in the tiplical persons life?
How much money do the average people have?
The average persons have different jobs and there for they bring in different income. :)
How much is a average working persons salary?
900000000000 dollars a day
How did the cell phone affect everyday life or behavior of people?
it can affect an persons everyday life because to much technology can cause a persons eye sight
What is the life of a non-white Tudor person?
not much different from a white tudor persons life.
How much time does an average person spend in a shower?
8.2 minutes
How much life insurance does the average person need?
The amount of life insurance that an average person would need greatly depends on the persons circumstances. If one has many dependents then one would want to have more life insurance to ensure that ones family is taken care of. The Smart Money website offers a calculator to assist in calculating an amount that would be suitable.
How much is the average life span?
$1.50
How long to travel 11 miles BY CAR?
Depends how fast you drive, how much traffic is on the streets, how you hit the lights, etc. If you average 5 mph . . . 2hours 12minutes If you average 10 mph . . . 1hour 6minutes If you average 15 mph . . . 44 minutes If you average 20 mph . . . 33 minutes If you average 30 mph . . . 22 minutes If you average 60 mph . . . 11 minutes
How much time does it need to wash the dishes?
it depends on how much stuff there is to wash, but on average about 5 - 10 minutes
How much water is in a 200 lb person?
The average persons body is made up of 2/3 water...you do the math!
