7. The molar heat capacity of sulfuric acid, H2SO. (1), is 138.9 J/Kºmol. What is the enthalpy change when 69.2g of sulfuric acid is cooled from 34.0°C to 11.0°C?

Plz me get these answer dubble cheak ur answer plz ppl i need it right

Modern weaponry has increased the number of deaths in wars and violent conflicts.

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line