Calculate: `0.6+0.66+0.666+`..... n terms.

a) Name the instrument used for measuring the DeltaU of a process. b) What is the value of DeltaG for a reaction at equilibrium? c) DeltaH and DeltaS of a reaction are 30.56 and 0.666 kJ/mol respectively at 1 atm pressure. Calculate the temperature at which the reaction is in equilibrium.

A=[[0 , 6 , 7 ],[ -6, 0 , 8 ],[ 7, -8, 0]] , B=[[0, 1 ,1],[ 1 , 0 ,2],[ 1 ,2 ,0]] , C=[[2 ],[ -2],[ 3]] Calculate AC , B C and (A+B) C . Also, verify that (A+B) C=A C+B C

Find the sum of the following series upto n terms 0.6+0.66+0.666+ …

Write the results of the operations below as decimals: 1)0.111…+0.222.. 2)0.333..+0.777.. 3)0.333 x 0.666 4) (0.333)^2

A charge 8 mC is located at the origin. Calculate the work done in taking a small charge -2 xx 10^(-9) C from point P(0, 0, 3 cm) to a point Q(0, 4 cm, 0), via point R(0, 6 cm, 9 cm).

The error in the measurement of radius of a circle is 0.6% . Find the percentage error in the calculation of the area of the circle.

Calculate the energy of 1 mole of photons whose frequency is 6.0xx10^(14) Hz.

Calculate the following: i) (2.3 xx 3.2)/(0.4) ii) (0.01 xx .001)/(.1 xx 0.01)