I need the answers to the Gases Unit Test for Chemistry. I need help fast and this link is to the test and i just need the multiple choice answers. This is for 10th grade btw. Thank You Here's the link if it it helps: https://www. connexus. com/assessments/learnosity. aspx?idAssessment=1831640&idWeb user=3716373&idSection=1579950& amp;idHtmllet=12228833&close=tr ue&popup=true

When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na, so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?