Mathematics, 06.10.2019 04:20 yfnal3x
Cobalt-56 has a decay constant of 8.77 × 10-3 (which is equivalent to a half life of 79 days). how many days will it take for a sample of cobalt-56 to decay to 62% of its original value? (at = a0e-kt)
Answers: 1
Mathematics, 22.06.2019 04:30
Your vet has placed your pet on a diet. the diet is to contain at least 12 mg of fat and at least 14 mg of protein per serving. these requirements are to be obtained from two food sources. source a contains 2 mg of fat and 2 mg of protein per serving. source b contains 1 mg of fat and 3 mg of protein per serving. if source a sells for $1.28 per serving and source b sells for $1.12 per serving, how many servings of each type should be purchased to satisfy the requirements at minimal cost?
Answers: 1
Mathematics, 22.06.2019 05:00
Students planted 6 equals size gardens on earth day. they divided each garden into three equal sections and planted herbs in 2 of the 3 sections what fraction of the gardens did the students plant with herbs.
Answers: 1
Cobalt-56 has a decay constant of 8.77 × 10-3 (which is equivalent to a half life of 79 days). how m...
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