Suppose you need to prepare 250. 0 ml of a ph=3. 60 buffer that has a total buffer concentration of formic acid + formate of 0. 030 m. How many moles of formic acid will you need? the pka of formic acid is 3. 75.

Astudy group should stay around 3-6 people. true or false

Show all steps i have my exam tomorrow

An ecosystem is shown in the illustration. assume that human activities have led to a decrease in the number of eagles. a virus attack on rabbits has led to a decrease in their population in the ecosystem. which two sentences describe likely effects on the ecosystem? 1. there’s an increase in the number of snakes and insects and a decrease in the number of frogs. 2. there’s an increase in the number of snakes and insects, and the storks face increased competition for food. 3. there’s an increase in the number of storks and a decrease in the number of snakes and insects. 4. there’s an increase in the number of frogs and a decrease in the number of storks and insects. 5. there’s a decrease in the number of snakes, insects, and frogs.