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Drupady [299]
2 years ago
12

What does porous mean​

Chemistry
2 answers:
KatRina [158]2 years ago
8 0

Answer:

porous = allowing liquid or air to pass through slowly

I hope it's helpful

dsp732 years ago
8 0

Answer:

It is a rock or or other materials, having minutes interstices through which liquid or air may pass.

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Changes into new substances called product.
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3 years ago
In at least three sentences, explain three disadvantages associated with hydrogen fuel use.
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Here are some disadvantages, is that nitrogen dioxide is a toxic gas and it can still be harmful when ingested by human, also critics of hydrogen fuel cells argue that although these cells do not emit carbon after burning, they give out nitrogen dioxide and other emissions.

Hope this helps

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3 years ago
Noble Gases (18): (Name all noble gases)
Paul [167]

Answer :

  • The Noble gasses are Helium (He), Neon (Ne), Argon (Ar), Krypton (Kr), Xenon (Xe), Radon (Rn).
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  • This noble gas is best known for its orange color in gas discharge tubes. It is used for signs that bear its name. It is Neon, Ne.
3 0
3 years ago
since an element always has a different number of protons, the mass can indicate how many neutrons are in an isotope
elena-s [515]

Answer:

The number of protons is equal to the mass number of the element. Since an element always has a different number of protons, the mass can indicate how many neutrons are in an isotope. Atoms of the same element can have a different number of neutrons. There are three naturally-occurring isotopes of carbon.

Explanation:

8 0
2 years ago
When .50 mL of 2.0M Li3PO4 is added to 50 mL of 1.0 M LiH2PO4 what is the resulting concentration of Li+?
jeka57 [31]
Hence the resulting concentration of Li+ is 1M. Hope it helps.

8 0
3 years ago
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