A solution contains 6.0 µmol Na₂SO₄ in 250 ml. How many ppm Na' does it contain?
b + 10 = -14
7:0.007
MATH ' is a rectangle its diagonal intersect at'o' find if OH =5x-2 and OT=3x+4
8×⁶+215׳-27=0
if ABCD is a paralellogram the prove that triangle ABC and triangle ADC are congruent
if the 3cm 4cm and 5cm are the sides of a triangle then its semi perimeter is
roots of x^(2)+bx+c=0 are a and b.p is a real number and is not equal to 0 and(-10). if a=1+(1)/(p) and b=1+(1)/(p+1), show that(1...
750cos(0)
-750cos( π\piπ )
