Plz answer How much heat must be removed from 22.0 grams of 0°C water to
convert completely to ice at 0°

A.6.02 kJ
B. 7.35 kJ
C. -7.35 kJ

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?

What are the similarities between compounds and mixtures?