Chemistry, 27.12.2019 17:31, kieramacphee6216
A5.0-gram sample of fe(s) is to be placed in 100. milliliters of hcl(aq). which changes will result in the fastest rate of reaction? 1. increasing the surface area of fe(s) and increasing the concentration of hcl(aq) 2. increasing the surface area of fe(s) and decreasing the concentration of hcl(aq) 3. decreasing the surface area of fe(s) and increasing the concentration of hcl(aq) 4. decreasing the surface area of fe(s) and decreasing the concentration of hcl(aq)
Answers: 1
Chemistry, 22.06.2019 04:00, queenkimm26
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
Chemistry, 22.06.2019 04:30, jocelynmarquillo1
Acamcorder has a power rating of 17 watts. if the output voltage from its battery is 7 volts, what current does it use?units:
Answers: 1
Chemistry, 23.06.2019 01:00, jaidencoolman2510
Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.
Answers: 2
A5.0-gram sample of fe(s) is to be placed in 100. milliliters of hcl(aq). which changes will result...
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