D. La conozco, hope this helps!!
Answer:
C. the site is official and reputable
Explanation:
hopes this helps :)
Okay the first one is ALTOS, the second one is SERIAS, and the last one (I'm pretty sure) is SIMPATICA.
Write equations (balanced) for the reaction of nitric acid with each of the following.
(i) sodium
(ii) magnesium oxide
(iii) ammonia