Part A Learning Goal: On a rairy day, a baromatar reads 727 mmHe. Conver is valu

Question

Part A Learning Goal: On a rairy day, a baromatar reads 727 mmHe. Conver is value to atmospheres. Dxpress your answer numenically in atmospheres. o underatand seural mathods of maasurng gas pressur 3asss exert a measurable pressure(P) on the walls of thelr container. The SI unit for pressure is the pascal (Pa) Other prescure units frequentty used in chemistry are rralinators af mercury mHg and a mosoneres (arm), you can convert between units of pressure us ng conversion factors such thocn indicated bela View Available Hintis 1 atm 760 mmHg 101,325 Pa atm Subrnit Part B A classd container is nled with oxygan The pressune in the container 435 kPa What is tha pressura in mlimaters of mencury Express the pressure numerically in mameters of mecury. View Available Hintis M2 mmHg Figure 10f1 Submit Part C mercury-filed manometer as shown in the pkcture? (Figure 1) The atmospherkc preesure is 0.95 atm. haris the pressure On atmespheree) of tn08 Inside the contalnar connected to an opan-end Express your answer numerically in atmospheres. View Available Hintis gas prAsaure

Explanation / Answer

Part A . 727 mmHg to atm .

760 mmHg = 1 atm

Then 727 mmHg = 727/760 = 0.96 atm .

Part B . 435 kPa to mmHg .

1 kPa = 1000 Pa

Then 435 kPa = 435000 Pa .

101325 Pa = 760 mmHg

435000 Pa = 760×435000 /101325 = 3262.77 mmHg .

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