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choli [55]
2 years ago
13

How many molecules of water are there in 10 lbs of water?

Chemistry
1 answer:
barxatty [35]2 years ago
4 0

Answer:1.635

⋅

10

24

Explanation: yes

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Which statement accurately describes binary star systems?
Yakvenalex [24]

Answer:

The correct answer is D.They have stars that may appear to wobble.

Explanation:

Binary star - Wikipediaen.wikipedia.org › wiki › Binary_star

''Astronomers have discovered some stars that seemingly orbit around an empty space. Astrometric binaries are relatively nearby stars which can be seen to wobble around a point in space, with no visible companion. The same mathematics used for ordinary binaries can be applied to infer the mass of the missing companion''

<em>-Wikipediaen.wikipedia.org › wiki › Binary_star</em>

<em>-Edge 2021</em>

<em>might be a lil late but YW

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4 0
3 years ago
Read 2 more answers
How many significant figures are in 1.2 x 10^5
OLEGan [10]

Answer:

2

Explanation:

The 1 & 2 are both signifigant becuase they are presented in scientific notation.

3 0
3 years ago
Investigations were carried out in a science lab to explore the topic of chemical and physical changes. Investigation A Step 1.
ozzi

Answer:

Investigation B, Step 2

Explanation:

The <em>colour change</em> is a good indication of a <em>chemical change</em>. The sugar molecules were most likely changing into something else.

Investigation A, Step 1. <em>Wron</em>g. The dissolving of salt is a <em>physica</em>l process.

Investigation A, Step 2. <em>Wrong</em>. You simply boiled off the water (a <em>physical</em> process) and recovered the salt.

Investigation B, Step 1. <em>Wrong</em>. The dissolving of sugar is a <em>physical</em> process.

4 0
3 years ago
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Write and balance the equation for the decomposition of aluminum chloride into its elements. phase symbols are optional.
lora16 [44]
The 3 and 2 to the right of the components are subscriptions.

7 0
3 years ago
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Which statement is true?
dimulka [17.4K]

Answer:

A I think

Explanation:

6 0
3 years ago
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