# Posts by Suleiman

Total # Posts: 6

**Reaction Engineering**

The irreversible elementary reaction 2A ---+ B takes place in the gas phase in an isothermal tubular (plug-Jlow) reactor. Reactant A and a diluent C are fed in equimolar ratio, and conversion of A is 80%. If the molar feed rate of A is cut in half, what is the conversion of A ...

**geography**

what is the R.F of 2.5cm to 4cm?

**physics**

A solid X is in thermal equilibrium with a solid Y, which is at the same temperature as a third solid Z. The three bodies are of different materials and masses. Which one of the following statements is certainly correct? of 164.9J/s, calculate the the thermal conductivity of ...

**Maths**

The 90 members of a sport club play at least one of the games,tennis,football and volleyball. 10 play tennis and football,19 play football and volley ball,and 29 play tennis and volleyball. n people play all three games. 2n people each play only one game. How many play ...

**Maths**

The 90 members of a sports club play at least one of the games,tennis,football and volleyball. 10 play tennis and football,19 play football and volley ball,and 29 play tennis and volley ball. n people play all three games. 2n people each play only one game. How many play ...

**Chemistry**

From Arhenius Equation ln(k1/k2)= Ea/R((T1-T2)/(T1T2)) The ratio of rate constant is 1:3; R= 8.314JK.mole T1=288K T2=308K So; ln(1/3)=Ea/8.314((288-308)/(288x308)) Ea=4.05x10?J or 4.05x10¹Kj