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Zinaida [17]
3 years ago
13

Which statement best describes a physical change?

Chemistry
1 answer:
yulyashka [42]3 years ago
7 0
The answer is the third one .
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Emma drinks water from a glass using a straw. Which of these best describes how the fluid moves from the drinking glass to Emma’
andre [41]

Answer:

Option A

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Emma creates a pressure difference allowing the fluid to flow

8 0
2 years ago
According to the VSEPR model, the arrangement of electron pairs around NH3 and CH4 is A. the same, because in each case there ar
aleksklad [387]

Answer:

Option "B" is correct.

Explanation:

According to VSEPR theory, There are repulsion forces exists among the bond pair - bond pair or bond pair - lone pair of electrons. In NH_{3} and  CH_{4}, the number of electron pairs are same but methane has all the four bond pairs where in ammonia, three bond pairs and one lone pair exists. And thus there are repulsion forces possible in between the lone pair and bond pair of electrons thus the arrangement of electron pairs around both the molecules is same or different depending up on the conditions leading to maximum repulsion.  

3 0
4 years ago
Is carbonic acid (H2CO3) soluble in water?
NeTakaya

Answer:

it is soluble in water

Explanation:

mark brainliest pliiz cutee:)

8 0
3 years ago
Read 2 more answers
Pls help me ASAP thank you!!
Stolb23 [73]
Sorry i cant even read that
7 0
3 years ago
what information can a foliated metamorphic rock provide you about the conditions under which it formed
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The information that a foliated metamorphic rock provide about the conditions it was formed under are:(for many diffrent rocks like Phyllite and Amphibolite) 
you can tell by its features like if its smooth and sleek  or if its rough and bumpy those physical features.
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