In the reaction, Zn (s) + 2HCl (aq) → ZnCl2 (aq) + H2 (g), which reactant is a solid?

Zn

HCl

ZnCl2

H2

When aluminum is mixed with iron ii oxide iron metal and aluminum oxide?

Which of the following statements is false? A) Racemic mixtures of enantiomers do not rotate the plane of polarized light. B) Cyclobutane is more reactive than butane. C) Aldehydes are less reactive than ketones.

Which of the following describes the physical state of the layers of the Earth from the outside to the center? A. solid, liquid, solid, partially melted B. solid, partially melted, liquid, solid C. solid, liquid, partially melted, solid D.

Which statement is FALSE? ► View Available Hint (s) a. One mole of beryllium (Be) contains the same number of atoms as 22.99 g of sodium. b. One mole of calcium (Ca) weighs about as much as two moles of neon (Ne). 11.495 g of sodium contains 6.

Over an interval of 3.00 s the average rate of change of the concentration of C was measured to be 0.0840 M/s. What is the final concentration of D at the end of this same interval if its concentration was initially 3.000 M?

What is number 16 on the periodic table

What is the strongest intermolecular force

If a sample of hydrochloric acid is neutralized with sodium hydroxide, what products are formed?

Prior to the development of DNA fingerprinting, blood type could be used to determine possible parentage. Although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent.

At room temperature, which of the following is the most compressible? A. One liter of oxygen, a gas B. One liter of water, a liquid C. One liter of mercury, a liquid D. One liter of iron, a solid