What mass of NH4NO3 would you need to make 250.0mL of a 0.78M solution? A) 0.20 g

B) 13g

C) 16g

D)2.5x102g

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process

Which tool is least in predicting weather