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ipc test-chemistry
Stack #78405
| Question | Answer |
|---|---|
| ____contains at least one ____ atom that can be removed when the acid is dissolved in water, forming ______ions. | acids; hydrogen; hydronium |
| acids taste _____. | sour |
| stomach uses _______. | hydrochloric acid |
| four acids are vital to _____ | industry |
| ____- a substance that forms _____ ions in a water solution; also accepts _____ ions from acids. | bases; hydroxide; H+ |
| many bases are _____ in pure undissolved state | crystalline |
| feel ______ in solution | slippery |
| stong bases are _____/ | corrosive |
| acid describes compounds that can be ______ in water to form _____ ions. | dissolved; hydronium |
| base describes compounds that can form ______ ions in solution | hydroxide |
| solutions of acids & solutions of bases are _______ to some extent. | ionic compounds |
| the strength of an acid or base depends on how completely a compound seperates into ions when dissolved in _____. | water |
| a _______ ionizes almost completely in solution | strong acid |
| a ________ only partly ionizes in solution | weak acid |
| a _______ dissociates completely in solution | strong base |
| a ______ does not dissociate completely | weak base |
| strong acids & bases conduct ______ electricity than weak ones | more |
| equations for strong aids & bases use a _____ arrow, indicating ions are formed | single |
| equations for weak acids & bases use ______ arrows pointing in opposite directions | double |
| _____ & _____ are terms to describe the amount of acid or base dissolved. | dilute; concentrated |
| _____is a measure of the concentration of _______in a solution or how acidic or basic it is | pH; H+ ions |
| pH lower than 7 means_____ | acidic |
| pH greater than 7 means______ | basic |
| pH exactly 7 indicates an ______ solution. | equal |
| pH is determined using a _______ paper or a pH ______. | universal indicator; paper |
| blood contains ____ which keep the pH in the blood balanced at about 7.4. | enzymes |
| ______- chemical reaction between an acid & a base taking place in a water solution. | neutralization |
| _____-compound formed when the _____ ions form an acid combine with the ______ ions from a base; salts also form when ____ react w/ metals | salts; positive; negative; acids |
| titration is used to determine the ____of an acidic or basic solution. | purity |
| an acid/base _____ is added to the _____solution. | indicator; unknown |
| HNO2 | nitrious acid |
| NaBr | sodium bromide |
| HNO3 | nitric acid |
| NF3 | nitrogen trifluoride |
| HCl(aq) | hydrochloric acid |
| Cu(SO4) | copper(II) sulfate |
| Cu2SO4 | Copper(I) sulfate |
| H2SO4 | sulfuric acid |
| HF (aq) | hydrofloric acid |
| FePO4 . 5H2O | iron (III) phosphate penta hydrate |
| HClo | hypochlorous acid |
| HC2H3O2 | acetic acid |
| H2SO3 | sulforous acid |
| HF (g) | hydrogen floride |
| HCL.(g) | hydrogen chloride |
| HCl(g) | hydrogen chloride |
| AgNO3 | silver nitrate |
| Ca(MnO4)2 | calcium permangante |
| MgCr2O7 | magnesium dichromate |
| HI (g) | hydrogen iodide |
| HI (aq) | hydroiodic acid |
Created by:
stephparnell