Answer:
2Na + 2H2O - 2NaOH + H2
Explanation:
WATER MOLECULE WILL BREAK INTO H AND OH
OH COMBINES WITH NA AND FORMS NAOH AND GIVES H2
The answer is false to your question.
Answer:
C) The mass of the nitrogen atoms in the reactants is equal to the mass of the nitrogen atoms in the products.
Explanation:
In a closed system, the mass of reactant is always equal to the mass of products.
The diploid cells have 74 chromosomes, or 37 homologous pairs.
Haploid cells only have one copy of each chromosome. So we can find the number of chromosomes in a haploid cell by dividing the number of chromosomes in the diploid cell by 2.
76/2 = 37
So the haploid cell contains 37 chromosomes.