Answer:
There are chemical cross-links between the two strands in DNA, formed by pairs of bases. They always pair up in a particular way, called complementary base pairing: thymine pairs with adenine (T–A) guanine pairs with cytosine (G–C)
Explanation:
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Answer:
Molar mass (M) = mass(m) / number of moles (n)
To find the mass of Al2O3 first calculate it's molar mass
thus
M(Al2O3) = (27×2) + (16 × 3)
= 54 + 48
= 102g/mol
Mass of Al2O3 = molar mass × number of moles
= 102 × 0.513
= 52.326g of Al2O3
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Hey!
A salt is formed when an acide and a base react
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