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PCl5(s) reacts with H2O(l) according to the equation: PCl5(s) + 4H2O(l) ® H3PO4(aq) + 5HCl(aq) What is ∆H˚ for this reaction in kJ/mol, given the following heats of formation?   PCl5 (s) H2O(l) H3PO4 (aq) HCl(aq) ∆Hf˚, kJ/mol –443.5 –285.8 –1284.4 –167.1

What is the precipitate when aqueous solutions of  Pb(NO3)2 and Na2CO3 are mixed? Solubility Rules

The two products of the reaction between a strong acid and a strong base are always…

How many grams of H2 gas are in a 1.5 L container at 50 °C and 0.85 atm?

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All of the following statements are correct with the EXCEPTION of one. Which one is the EXCEPTION?

A direct side effect of chlorhexidine (Peridex) includes all of the following EXCEPT one. Which one is the EXCEPTION?

All of the following are best practice oral aids to introduce to this patient EXCEPT one. Which one is the EXCEPTION?

Test:  [SL] Jun2PM_Chemistry-SL_P2.pdf [HL] Jun2PM_Chemistry-HL_P2.pdf Chemistry Data Booklet  Once you are ready to submit, please scan and upload your work as a single PDF file. Upload all scratch paper used as well. Please upload your work as a single PDF file.   To retrieve your work via Gmail with Honor Lock enabled, use the link below: https://mail.google.com/mail/u/0/#inboxLinks to an external site. If you are using Airdrop, you can ignore this instruction. 

Exogenous stains may be extrinsic or intrinsic. Amelogenesis imperfecta is an exogenous intrinsic stain.