The heat of fusion of ice is 6.00 , kJmol. Find the number of photons of wavelength 6.42 × 10⁻⁶ , m that must be absorbed to melt 1.00 , g of ice.
a) N = 6.00 × 10³6.626 × 10⁻³⁴ × 3 × 10⁸
b) N = 6.626 × 10⁻³⁴ × 3 × 10⁸6.00 × 10³
c) N = 6.00 × 10⁻³6.626 × 10⁻³⁴ × 3 × 10⁸
d) N = 6.626 × 10⁻³⁴ × 3 × 10⁸6.00 × 10⁻³