Hydrogen gas reacts with oxygen to form water: 2 H2(g) + O2(g)  2H2O(g) H = –483.5 kJDetermine the minimum mass of hydrogen has required to produce 226 kJ of heat. a) 8.63b) 1.88c) 0.942d) 0.935

people flirt to show their affection towards someone in a less forward way then telling. they want the other person to guess what they’re feeling to have the other person also start to like them

3 hours because it is a decent distance.

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).

pie chart because it is in percents ( % )