Using a Standard Solution made of 73 grams of HCl dissolved in 2.00 L of water, you neutralize 125 mL of Ca(OH)2 by adding 250mL of your Standard Solution. What is the molarity of the Ca(OH)2 solution? 1.00 Molar
0.50 Molar
2.00 Molar
0.75 Molar

2. how is heavy water different from normal water

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth

Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.