Brainliest A 54.6 mL sample of HCl is titrated with NaOH. If 26.5 mL of 0.255 M NaOH is needed to reach the endpoint, what is the concentration (M) of the HCl solution?

NaOH(aq) + HCl(aq) → NaCl(aq) + H2O(l)

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.