Which is the correctly balanced equation?

Question 3 options:

Cl2 + NaI à NaCl + I2

Cl2 + 2NaI à NaCl + 2I2

2Cl2 + NaI à 2NaCl + I2

Cl2 + 2NaI à 2NaCl + I2

Water (2350 g) is heated until it just begins to boil. If the water absorbs 5.83*105 J of heat in the process, what was the initial temperature of the water? Express your answer with the appropriate units.

Mercury has a density of 13.6 g/cm³. Which of these materials will float in mercury? Check all that apply. iron, density: 7.8 g/cm³ aluminum, density: 2.7 g/cm³ silver, density: 10.5 g/cm³ gold, density: 19.3 g/cm³ uranium, density: 18.

Why does lithium form only lithium oxide and not peroxide or superoxide

What is the difference between 5.0g and 5.00g?

One advantage of asexual reproduction is this process can produce a large number of offspring offspring with varying characteristics offspring with advanced characteristics a small number of offspring

If energy cannot be created, where did the types of energy you observed when the tortilla chip burned come from?

If I have an unknown quantity of gas at a pressure of 750 torr, a volume of 25 liters, and a temperature of 300 K, how many moles of gas do I have?

How would you represent the atoms of aluminum in the gaseous phase

An alkali metal is most likely to form an ionic bond with an element from which group? noble gases halogens alkaline earth metals transition metals

What is CO2 nomenclature