Question

Help me...

Answer 1

In a calorimeter bomb x gr of carbon was burnt, it causes temperature change of 20 celcius in a 2 L water. If water density is 1 kg/L and its specific heat is 1kkal/kg celcius.

heat needed for C combustion is 80kkal. The value of x is...

Answer 2

a certain amount of current is passed through 2 series voltmeter. The first one contain \[MCl _{2}\] and the second one contain \[LCl\] . The ratio of relative atomic mass of M : L is 4 : 1 . The ratio of mass M : L produced is...

Answer 3

\[CH _{3}-CHCl-CH _{3}\] the name of the hydrocarbon is...

Answer 4

hydrocarbon is 2-chloro propane

Answer 5

yes, , but there's another name I think? I don't understand it, but here's the answer choices:
propane
propyne
propene
and
buthane

oh, and thanks for your help (:

Answer 6

its propane

Answer 7

but the answer is propene, i answered propane too...

Answer 8

its impossible all bcoz theres no double bond....

Answer 9

Could this sentence affect the result...
A hydrocarbon contained 3 C and can react with HCl to form CH3-CHCl-CH3.

Sorry if it changed the whole result :(

Answer 10

yeah the hydrocarbon having 3 Carbon which reacted with HCl is propene

Answer 11

I don't understand... If a hydrocarbon has 3 carbon, it makes the carbon named propane... Why does it change into propene?

Answer 12

ooo.. so that's how it's done.. thank you! (:

Answer 13

trying to solve ur other doubts

Answer 14

okkk (: