¿Qué masa de hidróxido de sodio (NaOH) (masa de soluto), se debe disolver en agua para preparar 200 g de una solución 5 % p/p?

There are approximately 15 milliliters (ml) in 1 tablespoon (tbsp). what expression can be used to find the approximate number of milliliters in 3 tbsp?

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.

What are fossils of organisms that existed over a wide area but only for a limited time period called?