When hno2 is dissolved in water it partially dissociates according to the equation hno2⇌h++no−2. a solution is prepared that contains 7.050 g of hno2 in 1.000 kg of water. its freezing point is found to be -0.2929 ∘c?

Which is true of chemicals? a. things containing chemicals always cost a lot of money. b. chemicals are never dangerous. c. chemicals are in many substances in a home. d. chemicals are rarely found on earth.

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

What is the number of neutrons in an atom with atomic mass of 35