What would the specific heat of iron be when 345 J of heat are applied to a sample of 75 g with a 10°C change in temperature? Round your answer to have TWO decimal places.

What is the relation between concentration of reactants and the rate of chemical reaction?

What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m

Ok, so i have 2 questions. try to answer them both: (the topic is fire) 1) how can you represent the chemical reaction of fire? 2) what kind of bond is formed in this chemical reaction