3 years ago

What would an effective conclusion need to include? In a scientific project.

1 answer:

4 0

Your conclusions summarize how your results support or contradict your original hypothesis: Summarize your science fair project results in a few sentences and use this summary to support your conclusion.

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How many moles of LiOH are needed to react completely with 25.5 g of CO2

LekaFEV [45]

Answer:

3.18 mol

Explanation:

$2LiOH+CO_{2}-> Li_{2}CO_{3} +H_{2}O$

n(CO2) = mass/ Mr.

= 25.5 / 16

= 1.59 mol

As per the equation above,

n(LiOH) : n(CO2)

2 : 1

∴ 3.18 : 1.59

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nika2105 [10]

I think the correct answer from the choices listed above is option C. The can <span>from the cupboard will lose carbon dioxide more quickly because it is warmer and gases are less soluble in warmer temperatures. </span> Solubility of gases is a strong function of temperature and as well as pressure.

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3 years ago

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The half life of a radioactive element is 2 million years. a mass of rock originally contained 200g of this element. how many gr

julia-pushkina [17]

Every 2 million years the amount is halved
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3 years ago

Which of these statements regarding enzymes is FALSE?

Rasek [7]

Answer:

d. Enzymes are broken down by the reactions they catalyze.