Granite rough and has ridges
Obsidian more smooth and hard
Pumice red and bumpy
Scoria grey and rough like
Yes it is burned and I need to do that question as well for my class
Answer
147.06N
Explanation:
MA=Load/Effort
6.8=1000/x
Finding x you make x the subject and divide 1000 by 6.8 which is 147.06N
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Answer: Na2CO3 + 2 HCl → 2 NaCl + H2CO3
I hope this helped!
<!> Brainliest is appreciated! <!>
- Zack Slocum
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One mole of a substance is equal to 6.022 × 10²³ units of that substance (such as atoms, molecules, or ions). The number 6.022 × 10²³ is known as Avogadro's number or Avogadro's constant. The concept of the mole can be used to convert between mass and number of particles.
