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Alex17521 [72]
3 years ago
10

During an investigation, similar glow sticks were placed in two beakers containing water at different temperatures. A record of

the investigation is shown below:
Investigation Record
Glow Stick Beaker Water
Temperature Duration of Glow Stick in
the Beaker
A 50 °F 2 minutes
B 140 °F 2 minutes


When the glow sticks were bent, chemicals inside reacted to produce a glow. Which statement is most likely correct?
Stick A glows brighter as the rate of reaction inside it is higher.
Stick A glows brighter as the rate of reaction inside it is lower.
Stick B glows brighter as the molecules inside it move faster.
Stick B glows brighter as the molecules inside it move slower.
Chemistry
2 answers:
allochka39001 [22]3 years ago
6 0

Answer:

i got you dawg just gimme one sec i'll get to you fr g

Explanation:

s2008m [1.1K]3 years ago
4 0

Answer:

It would be C i took the test

Explanation:

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You are performing an experiment in a lab to attempt a new method of producing pure elements from
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Answer:

  • <u>Molybdenum</u>

Explanation:

Since, the atomic mass of the elements is a characteristic property of the elements, you can use the data given, number of moles and mass in grams of the product, to calculate the atomic mass of the product, and then compare with the atomic masses of the elements (information foun in any periodic table).

<u>1) Atomic mass of the product</u>:

  • Atomic mass = mass in grams / number of moles

  • Atomic mass = 604.4 g / 6.3 mol = 95.94 g/mol ≈ 94.9 g/mol (rounded to three significant figures)

<u>2) Periodic table:</u>

  • Molybdenum, Mo, the element with atomic number 42, has atomic mass equal to 95.94 g/mol.

<u>3) Conclusion</u>:

So, you can conclude safely that the element you have produced is Molybdenum.

8 0
3 years ago
Plate Tectonics Lab Report
madreJ [45]

Answer:

In this section, please include the if/then statements you developed during your lab activity for each location on the map. These statements reflect your predicted outcomes for the experiment.

<u>Location One: Select two events that you predict will be observed. If I explore two continental plates at a convergent boundary, then I will observe: </u>

earthquakes

faults

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island chains

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<u>Location Two: Select three events that you predict will be observed. If I explore two continental plates at a divergent boundary, then I will observe: </u>

earthquakes

faults

ocean formation

mountains

volcanoes

island chains

seafloor spreading

<u>Location Three: Select three events that you predict will be observed. If I explore two continental plates at a transform boundary, then I will observe: </u>

earthquakes

faults

ocean formation

mountains

volcanoes

island chains

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<em><u>This is all I have for now! Hope this can help! :)</u></em>

3 0
3 years ago
Identify the effects of electrical forces and the role electrical forces play in the formation of ionic bonds by completing
Aleks04 [339]

Answer:

Like charges repel

and opposite charges attract each other

lonic bonds are formed when ions attract

each other

Explanation:

An electrical charge can be either positive or negative. Two positive charged atom can never combine as they experience strong nuclear repulsive force Like wise two negatively charged atom can never combine as they repel each others negative electrostatic field.

An ionic bond is formed between two atoms in which one is electron deficient and other has surplus electron.

The atom with surplus electron is negatively charged and the atom with deficient electron is positively charged and thus these two oppositively charged atoms attract each other

3 0
3 years ago
Which elements has the same chemical and physical properties the one in the same period or the one the same group?
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