QUIZ SCIENCE:
write down the answers pls i need help.
1. Name the products formed if ca...
World Languages, 08.02.2021 14:00 bikerhomie
QUIZ SCIENCE:
write down the answers pls i need help.
1. Name the products formed if calcium is added to a beaker of nitric acid.
3.Give two observations that a student would make if calcium is added to a beaker of nitric acid.. Single line text.
4.) 44, What is the meant by the term base?. Single line text.
5)no 55, Explain the difference between a strong and weak acid.
6)Explain the difference between a strong and weak acid.
7) Write equations (balanced) for the reaction of nitric acid with each of the following.
(i) sodium
(ii) magnesium oxide
(iii) ammonia
Complete the chemical equation. Water acts as the acid.
NH3 + H20 -> +
Answers: 1
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But we pulled at the grill [on the ground] and it gave way. and then we saw iron rings as steps leading down a shaft into a darkness without bottom. … it was a great tunnel. its walls were hard and smooth to the touch; it felt like stone, but it was not stone. on the ground there were long thin tracks of iron, but it was not iron; it felt smooth and cold as glass. we knelt, and we crawled forward, our hand groping along the iron line to see where it would lead. but there was an unbroken night ahead. what is the most likely explanation for the walls described in the bold text?
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