How much heat is evolved in converting 1.00 mol of steam at 145.0 ∘C to ice at - 55.0 ∘C? The heat capacity of steam is 2.01 J / (g⋅∘C) and of ice is 2.09 J / (g⋅∘C).

Will platinum (pt) metal react with a lead (ii) nitrate solution?

Which one has more weight : air containing moisture or hot air

What will be the charge of an atom containing eight protons, nine neutrons, and 10 electrons?

When you check a toaster with a digital or analog video in which one of the following indicates dirty contacts on the thermostat blade

Calculate the atomic mass of silver if silver has 2 naturally occurring isotopes with the following masses and natural abundances: Ag-107 106.90509 amu 51.84% Ag-109 108.90476 amu 48.46% a 108.19 amu b 107.90 amu c 108.32 amu d 108.00 amu e 107.

Nomadic people received income from where

How many milliliters of 0.755 m h2so4 solution is needed to react with 55.0 ml of 2.50 m koh solution? given: 2 koh (aq) + h2so4 (aq) → 2 h2o (l) + k2so4 (aq) ?

Ammonia is among the top ten synthesized compounds. Its many uses include the manufacture of ammonium nitrate and other fertilizers. Ammonia decomposes at high temperatures. In an experiment to explore this behavior, 2.

How to seperate sand and water

If the products of a certain reaction are favored (i. e., the ΔG value of the reaction is negative), one would expect a significant amount of product to form when the reactants are combined.