Balance the equation by entering coefficients (you will need to also enter “1” coefficients where needed) NaHCO3 + HC2H302 = NaC2H302 + CO2 + H2O

Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part

Calcium chloride +gold(1) oxide—>

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm