If 75 g of active ingredient powder is mixed with 400 mL NS solution, what is the final concentration? Round to the nearest hundredths (w/v).

The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f

Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01

Which one ? is the answer and how to find this answer