Mathematics, 14.12.2020 21:10 musicaljay8320
Colbalt-60 has half-life of about 5 years, How many grams of a 300 g sample will remain after 20 years?
Answers: 1
Mathematics, 21.06.2019 23:00
The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points
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Mathematics, 21.06.2019 23:30
How do you write 600 as a product of its prime factors (index! )
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Mathematics, 22.06.2019 00:30
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Mathematics, 22.06.2019 04:50
Myra took a picture of the sky one afternoon when two jet airplanes appeared to draw a pair of parallel lines with their vapor trails. the vapor trails from two other jets flying from another direction crossed over the parallel trails. she printed her picture and labeled the angles and lines. assume lines c and d are parallel and 2 measures 98°. which statements are true? check all that apply. 3 = 6 = 98° 3 = 14 = 98° 4 = 8 = 82° 4 = 12 = 82° 5 = 8 = 82°
Answers: 3
Colbalt-60 has half-life of about 5 years, How many grams of a 300 g sample will remain after 20 yea...
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