Classify the following as mixtures, elements, or compounds:

1.H2O
2. H4
3. Fe+S
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Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml

Compare and contrast refraction of light and sound will give brainliest

Which type of intermolecular force is pbr3