How much heat energy is released to water by a burning peanut, if a 170 g sample of water is heated from 22°C to 35°C in a calorimeter? (water has a specific heat capacity of 4.184J/g°C)

Achemist requires 6.00 liters of 0.320 m h2so4 solution. how many grams of h2so4 should the chemist dissolve in water? 121 grams 159 grams 176 grams 188 grams

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?