calculate the mass in grams of 0.85 mol CaCI2?
patulong po please​


Sagot :

MOLES

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» Formula

[tex] \: : \implies \sf \large mass = moles \times molar \: mass \\ \\ [/tex]

» Identify the molar mass of CaCl2.

[tex]\small\begin{array}{cclcl} \tt 1 \times \: Ca &=& \tt 1(40.08g/mol)&=& \tt \: \: 40.08 g/mol \\ \tt 2 \times \: Cl &=& \tt 2(35.45g/mol)&=& \underline{ \tt \: \: 70.90 g/mol} \\ &&&&\tt 110.98g/mol \end{array} [/tex]

» Substitute the given to find the mass.

[tex]\implies \sf \large mass = 0.85 \: mol \times 70.9 g\tt/\sf mol[/tex]

[tex]\implies \sf \large mass = 60.27 \: grams \: (rounded \: off) \\ \\ [/tex]

Final Answer:

[tex] \tt \huge» \: \purple{60.27 \: grams}[/tex]

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