The four items shown above were served at a dinner at Kim’s house. Each of the items is a mixture. Kim turned on a flashlight and pointed it at each of the four items. Which of the items did the light pass through without changing? SALAD DRESSING
APPLE JUICE
GELATIN
WHIPPED CREAM

Ijust took the quiz. their is no coefficient needed. : )

Ansa leaf changing color in autumn;

According to arrhenius theory of acid and bases, an acid is a proton donor, while base donates hydroxyl ions. further, acid and base reacts to form salt and water.consider following example.hcl    +      h2o          →      cl-          +      h3o+here, hcl has donated a proton, hence it is an acid.now consider following reactionhcl      +      naoh            ↔      nacl      +        h2oin this reaction, hcl donates proton, hence it is acid. on other hand, naoh donates hydroxyl ion (i.e. hence it is a base.