Answer Happy

Question 27 4 pts A motorist discovers that her auto tire measures 14.7 psi rather than the recommended 29.4 psl. If the tire's volume is assumed constant at 22.4 L and the temperature is 0°C at the filling station, how many moles of air will the motorist need to add to bring the tire to 29.4 psi? (assume 1.00 atm = 14.7 psi) 1.0 moles O 1.2 moles O 2.0 moles 24 moles

Question 31 Which of the following equations best illustrate the net ionic equation for the reaction of radium chloride with potassium sulfate? O RaCl + K 80 -- Raso +2 KCI O Ra? (aq) + 2 C1(aq) + 2 K (aq) + O2(aq) - RaSO4(8) + 2 CI!"(aq) + 2 Kg) Ra?"(aq) +50- (aq) → Raso (8) Ra?" (aq) + 2Cl(aq) +2 (aq) +0,2" (aq) --RaSO ()+2 KCl(aq)

D Question 33 Which of the following reactions notate the formation reaction of CO(g)? C()+O(g) → CO(g) O2C(s) + O2(g) → 2 CO(g) O CO(g) - C(s) + O2(g) C(s) + O2(g) → CO(g)