How many moles of
HX2O\ce{H2O}
H
X
2


O

will be produced from
42.0 g42.0 \text{ g}
42.0 g
42, point, 0, start text, space, g, end text
of
HX2OX2\ce{H2O2}
H
X
2


O
X
2

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

•hydration •dissociation •dissolving which one goes to which

Suppose you discovered a new element with 120 protons and 2 electrons in its outer level . i'm what group does this new element belong? what properties would you expect it to have