Answer:
7
Explanation:
sodium has 1 valence electron because of its place on the periodic table. a trick to use is included in the picture below to find out how many valence electrons an element has. to get from 1 to 8 we add 7.
I hope this helps :))
The answer to your question is option b, a base. This is because the question clearly tells you that one reactant is an acid. Then, it tells you that an acid plus something gives you a salt and water, as products
From background knowledge, we know that a base plus acid gives you a salt and water. The hydroxide ions from the base neutralise the hydrogen ions from the acid, which gives you water ( as it has a pH of 7).
Therefore, your answer is b, a base
Answer:
TT and Tt genotypes both expressed the tall phenotype because the T is dominant to t. Only the tt genotype expressed the short phenotype.
Explanation:
Hope this helped!
The ansewr is A i would guess
65.2 g x (1 mol/163.9 g) = 0.398 moles of Na3PO4.
