Khushi

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Questions

The following questions were asked by visitors named Khushi.

one gram of magensium is burnt in a closed vessel which contains 0.5 grams of oxygen. which is limiting reactant? what is the amount of mgo formed ?

a solid of density 2700 kg/m³ and volume 0.0015 m³ is completely immersed in alcohol of density 800kg/m³.Calculate: 1) weight on solid in SI system 2) upthrust on solid in SI system 3) apparent weight of solid in alcohol 4) will the apparent weight of sol...

The length of a chord of a circle of radius 10 cm is 12 cm. Some the distance of the chord from the centre of the circle.

Two cubes of edge 2cm each are placed side to sideto form a cuboid. Draw an oblique sketch for the resulting figure.

The sides of a retangular field are in the ratio 9 : 7 and its perimeter is 144 meters find the sides

Nitric oxide reacts hydrogen to give nitrogen and water(2no+2h2_n2+2h2o).the kinetics of this rxn is explained byfollowing zteps:(1)2no+h2_n2+h2o2(slow)( 2) h2o2+h2_2h2o(fast).

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Answers

The following answers were posted by visitors named Khushi.

X=60kmph Y=40kmph

Loss rs.22 , 4%

When iron nail is immersed in copper sulphate solution, there is change in color composition. Blue color changes into green color. This happens because iron is more reactive than copper, so change in color happens.

Playing chess with maria

Having difficully making decisions regarding your self

Two charges each of+40 microcolmb are placed at a distance ot. 4m calculate the potential at the mid point dielectric constant of the medium is 2

U - 72km/h =72×5/18 = 20m/s V=0 A=-g =-0.5×10=5m/s^2 V^2=u^2+2as 0=400+2×(-5)×s 0=400-10s 10s=400 S=400/10=40m

5/4=x/60 x=(5/4)*60 x=75

Thankyou, very nice explanation.. Keep it up..👍👍

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A ball is thrown vartically upward it rises upto a height of 10 m,and comes back to the initial position.calculate: 1.the total distance covered by the ball 2. that displacement of the ball