If there are 4 grams of reactant, how many grams of product are produced by the chemical reaction. a.0 grams b.2 grams c.4 grams d.8 grams

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

Can someone me with 3 and 4 plz. this is for masteries test.

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize