Which is true according to the law of conservation of energy?

What's the easiest way to find balance in a chemical equation? a. Calculus b. Multiply the number of molecules by two, then divide by the number of atoms c. Trial and error

Three factors that affect the solubility of a substance are pressure, the type of solvent, and volume. Answer:

What climates make up the largest climatic zone on earth

Small quantities of h2 gas can be collected by adding hcl to zn. a sample of 195 ml of h2 gas was collected over water at 25 c and 753 mm of hg. what mass of h2 was collected? (vp of water at 25 c is 24 mm of hg)

Which of the following would have the lowest threshold velocity? clay pebbles silt large rocks

At 4.00 L, an expandable vessel contains 0.864 mol of oxygen gas. How many liters of oxygen gas must be added at constant temperature and pressure if you need a total of 1.

Which horizon would have the highest amount of organic material? A horizon B horizon C horizon O horizon

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What is the oxidation number of iodine in KIO4? (1) + 1 (3) + 7 (2) - 1 (4) - 7

Which uses of iron are due to its chemical properties? Select two options. producing colored sparks in fireworks changing from liquid to gas at 2,862°C rusting in the presence of water and oxygen changing from solid to liquid if heated to 1,538°C