I^23=i^20+3 =i^37= _

Your 249 ml cup of coffee is too hot to drink when served at 82 degree celsius. what is the mass of an ice cube taken from a -21 degree celsius freezer, that will cool your coffee to a pleasant 54 degree celsius. specific heat of the water is 4190 j/kg c, specific heat of ice is 2090 j/kg c, heat of fusion of ice is 3.33 x 10^5 j/kg

Akg a of 55 m at an of 11 ? . if is at 98 km/h, be ?

What are similarities and differences between refraction, reflection, diffraction and absorption?