Which of the following solutions has pH 7?
(A.) Pure water
(B.)NaOH (C.) HCl
(D.) lemon juice
Answers
Answered by
1
Answer:
A) pure water has ph 7
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Answered by
1
Answer:
the correct answer is " pure water "
Explanation:
A neutron star is the collapsed core of a massive supergiant star, which had a total mass of between 10 and 25 solar masses, possibly more if the star was especially metal-rich. Except for black holes, and some hypothetical objects, neutron stars are the smallest and densest currently known class of stellar objects. Wikipedia
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