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if a reaction has 0 activation energy. is the reaction possible?
2 AnswersChemistry5 years agowhy can we store fuels safely in presence of air?
3 AnswersChemistry5 years agoa sealed tube which can withstand an atmospheric pressure of 3atm is filled with air at 300K and 760mm Hg pressure.?
find the temperature above which it bursts.
1 AnswerPhysics6 years agoan element occurs in Bcc Structure with cell edge of 288 * 10^-12m.?
. The density of element is 7.2g/cm3. How many atoms of element does 208g of element contain
1 AnswerChemistry6 years agowhat is the day today?
1 AnswerSingles & Dating6 years agowhat is the day today?
1 AnswerSingles & Dating6 years agohow to automatically write coloured text in excel worksheet..?
1 AnswerSoftware7 years agohow to convert numerics into words automatically in excel?
2 AnswersSoftware7 years agoQus 1. If X = 1 - root2?
find (X-1/X)^3
qus 2. if X = 5 - 2root6
find (X^2 + 1/X^2)
3 AnswersMathematics7 years agoLPG has 60% propane and 40% butane.?
10L of this mixture is burnt. Calculate volume of CO2 added to atmosphere.
C3H8 + 5O2 = 3CO2 + 4 H2O
2C4H10 + 13O2 = 8CO2 + 10H2O
1 AnswerChemistry7 years agowhat volume of air (containing 20% of O2 By vol. ) will be required to burn completely?
10cm3 each of methane and acetylene.
CH4 + 2O2 = CO2 + 2H2O
2C2H2 + 5O2 = 4CO2 + 2H2O
2 AnswersChemistry7 years agowhat volume of O2 at STP is required to affect the combustion of 11L of C2H4 at 273degree C and 380mm of?
Hg Pressure?
C2H4 + 3O2 = 2CO2 + 2H2O
4 AnswersChemistry7 years agoA stone of mass m falls from vertical distance d .?
the decrease in gravitational potential energy is?
5 AnswersPhysics7 years agoA ball of mass 4Kg and density 4000Kg/m3 is completely immersed in water of density 1000Kg/m3.?
Find the force of buoyancy on it?
5 AnswersPhysics7 years agowater in an electric kettle connected to a 220V supply took 5 mins to reach its B.p. How long would it take if?
supply voltage had fallen to 200V. (ans. 6.05 mins)
2 AnswersPhysics8 years agoA battery of e.m.f 15V and internal resistance 2ohm is connected to two resistors of resistance 4ohm and 6 oh?
m joined in parallel find the electrical energy spent per minute in 6ohm resistor.
4 AnswersPhysics8 years agoA mixture of H2 and Cl2 occupying 36cm3 was exploded. On shaking it with H2O, 4 cm3 of H2 was left behind.?
find the composition of resulting mixture?
1 AnswerChemistry8 years agohow can i make my hair look thick n heavy, i have thin a somewht dry hair?
4 AnswersHair1 decade ago