Determine whether each number is in scientific notation. a. 0.2 x 106 [Select]
b. 15.4 x 10-5 [Select ]
c. 1 X 102 [Select ]
d. 6.7 x. 100
[Select ]

When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —

How many grams of mgbr2 are needed to produce 75g or metal?

The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?