What kind of reaction is decribed by the following chemical

equation?

2A1 + Fe2O3 + Al2O3 + 2Fe

Select one:

•Decomposition

•Single Replacement

•Synthesis

•Double Replacement

•Combustion

What mass of copper is required to replace silver from 4. oog ogre silver nitrate dissolved in water

Carbon dioxide, water and energy are the products of aerobic respiration. photosynthesis. anaerobic respiration. digestion.

Which of the compounds, kh, nh3, c2h6 and hf are ionic compounds?

Which is the correct chemical formula for hydrogen gas? A. H2O B. OH C. H3 D. H2

Quan used a beaker to prepare a solution consisting of 4 g of a reddish powder and 35 g of alcohol. As soon as the substances mixed together, he covered the beaker tightly so that no gas could escape.

Why must you wear safety glasses at all times

How do you classify solutions as acidic, basic, or neutral?

Which statements describe abiotic factors in an environment?

A ball rolling across the ground in Death Valley will slow and eventually stop. Why? - the ball's kinetic energy evaporates. - the ball's force is destroyed. - the friction of the ball changed the force to negative ions.

Calculate ∆h0 for the following reaction. br2 ( g. → br2 (l) ∆hf0 br2 ( g. = 30.91 kj/mol; ∆hf0 br2 (l) = 0 kj/mol)