Mr. Summers observed that kids with hot dogs are happy. This observation led to a hypothesis that hot dogs must make kids happy. Before Mr. Summers can test this hypothesis, what must he do?
a. create a problem
b. make an observation
c. analyze data
d. design the experiment
Answers: 3
Chemistry, 22.06.2019 05:30, mandy9386
You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount
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Chemistry, 22.06.2019 06:20, stephliu721
What is a property of a double replacement reaction
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Chemistry, 22.06.2019 07:30, 10040813
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Mr. Summers observed that kids with hot dogs are happy. This observation led to a hypothesis that ho...
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