An acid (A) reacts with a base (B) to produce the salt KNO₃. What are the most likely acid (A) and base (B) that formed this product? 1. A = HNO₃; B = KOH
2. A = HNO₂; B = Ca(OH)₂
3. A = HNO₂; B = KOH
4. A = HNO₃; B = Ca(OH)₂

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Achef makes salad dressing by mixing oil, vinegar, and spices, as shown. which type of matter is the salad dressing?

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.