Biology, 05.05.2020 15:58 carcon2019
A certain first-order reaction a → b is 25% complete in 42 min at 25°c. What is the half-life of the reaction?
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Biology, 21.06.2019 20:00
Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data
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Biology, 22.06.2019 01:20
And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?
Answers: 3
Biology, 22.06.2019 13:00
The smallest parts of these that retain their original properties are called
Answers: 1
A certain first-order reaction a → b is 25% complete in 42 min at 25°c. What is the half-life of...
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