Chemistry, 18.10.2020 08:01 jlewis711777
Nijar did an experiment to test a hypothesis that baking soda is just as effective a cleaner as bleach. He found this not to be true because more bacteria grew on surfaces cleaned with baking soda. Was there any benefit to Nijar's failed experiment?
A. Yes, all the lab equipment can be used again.
B. No, Najar did not discover which product is the better cleaner.
C. No, Nijar wasted his time testing this hypothesis.
D. Yes, Nijar's findings contributed to scientific knowledge.
Answers: 2
Chemistry, 22.06.2019 09:00
What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.
Answers: 1
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical solutions?
Answers: 1
Chemistry, 23.06.2019 02:50
What is the typical rotational frequency frot for a molecule like n2 at room temperature (25∘c)? assume that d for this molecule is 1å=10−10m. take the total mass of an n2 molecule to be mn2=4.65×10−26kg. you will need to account for rotations around two axes (not just one) to find the correct frequency. express frot numerically in hertz, to three significant figures.
Answers: 3
Nijar did an experiment to test a hypothesis that baking soda is just as effective a cleaner as blea...
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