In a laboratory investigation, an HCI (aq) solution with a pH value of 2 is used to determine the molarity of KOH (aq) solution. A7.5-milliliter sample of the KOH (aq) is exactly neutralized by 15.0 milliliters of the 0.010 M HCI (aq). During this laboratory activity, appropriate safety equipment is used and safety equipment is used and safety procedures are followed.

Where are chemicals found at work? a. only in cleaning products b. only in carpets and paint c. in every area of work d. only in food preparation submit

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.