1. suppose you had an unknown solution that contained either dissolved nacl, or nano3. you added agno3 to the unknown solution and observed that no solid forms. what can be concluded about the unknown solution? (use the solubility rules)

You can conclude that no chemical reaction occurred and that the elements did not create new substance. Basically, the solution isn't a new substance. The only way you know a new substance has formed is if a solid forms, light is given off, change in temperature, an odor is given off, bubbles form, and if the substance changes color.

Exothermic,  physical change after it is already baked

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.