How much heat should be transferred when 38.2g of liquid brownie reacts with excess hydrogen gas to form hydrogen bromine? Is the heat being transferred from the system to the surroundings or from the surroundings to the system?

Why Olay body lotions are good for skin?

Which of the following solutions will behave closest to an ideal solution?

A sample of copper wire with a mass of 1.659 g is heated with excess powdered sulfur until the copper has combined with the sulfur, and all the extra sulfur has been burned off. The final product (a sulfide of copper) has a mass of 2.080 g.

If 11.5 grams of chlorine reacts with aluminum, how many grams of aluminum chloride will be formed according to the following reaction? 2 Al + 3 Cl2 à 2 AlCl3

What is not within the scope of chemistry

A gay cylinder what are the variables in gay-lussacs law

What is the cosmic address of earth in the cosmos?

What values do we plot on the y-axis of a graph

What is the n factor of Ba (MnO4) 2 in acidic medium when it reacts with H2O2?

What organelle is primarily used in respiration