It takes 25 mL of 0.75 M NaOH solution to completely neutralize 155 mL of a sulfuric acid solution (H2SO$). What is the concentration of the H2SO4 solution? (There is 2 acids to 1 base)
Don't forget significant figures, do not write a unit.

Is this a scientific model? use complete sentences to explain why or why not. a graphic organizer showing the water cycle

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.