Balance the following reaction: Mg + HCl → MgCl2 + H2

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Which of these is an acid? a ammonia b vinegar c water

Calculate the gravimetric factor for Ag2O in AgS.

In HNO3, the oxidation state of hydrogen is + 1 and the oxidation state of oxygen is - 2. Therefore, the oxidation state of nitrogen is -

Which pair of atoms forms ionic bonds? metal and metal metal and nonmetal nonmetal and nonmetal nonmetal and noble gas

What exactly are the physical properties of a candle that has been blown out?

Which statements indicate what the fossil record suggests about evolution on Earth? Check all that apply. Humans have only recently existed on Earth. Organisms originally lived only in Earth's water. Life on Earth started when water formed on Earth.

What does homogeneous mixture of elements mean

As an acid is added to neutral water the [OH-] will

What is the mass in grams of 5.00moles of CH4? How many moles of oxygen gas O2, are present in a 38g sample of O2

25 In general, for a gas at a constant pressure, A the temperature of the gas is inversely proportional to its volume B. the temperature of the gas is inversely proportional to its pressure C.