The following reaction is carried out in an open flask.
Mg(s) + 2 HCl(aq)
MgCl, (aq) + H, (g)
If 48.0 grams of magnesium reacts with excess hydrochloric acid (HCI), how many grams of hydrogen gas are produced?

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Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons