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Propane and Chlorine react in the presence of UV light to give 2-chloropropane and HCl. Estimate the enthalpy change of this reaction using the following bond enthaplies (KJ/mol) : C-H=+413, Cl-Cl=+243, C-Cl=+346 and H-Cl=+432.

Write equation, ensuring both sides are balanced.CH₃CH₂CH₃+ Cl₂→ CH₃CH(Cl)CH₃+ HCl (2.) Draw structural formula of all reactants ...

Answered by Jasmine W. • Chemistry tutor

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Rules for the future tense?

Verbs are split into first and second conjugation, then third and fourth conjugation.First and second conjugation take their stem plus:bobisbitbimusbitisbuntThird and Fourth conjugation take stem plus:am ...

Answered by Tom H. • Latin tutor

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Where does the circle (x-6)^2+(y-7)^2=4 intersect with y=x+3

Where does the circle (x-6)²+(y-7)²=4 intersect with y=x+3We need to sub y=x+3 into the circle equation giving us an equation in just x:(x-6)²+(x-4)²=4Next we e...

Answered by Nicola L. • Maths tutor

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What are the rules for forming the passe compose/perfect tense using avoir and etre?

Past participles generally follow a simple rule.For verbs ending in -er, the past participle is made by adding the suffix -é to the root:parler...

Answered by Tom H. • French tutor

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