How many grams of NaOH are required to prepare 200. mL of a 0.490 M solution? (molar mass of NaOH =40.00 g/mol) (**Uselonly numerical
answers with 3 significant figures. The units are given in the question.)
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Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Geothermal energy for industrial use is available almost anywhere. a.true b.false

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5