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A car travels 350 km in 7 hours. What is the average speed of the car (in km/hr)?
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Chemistry, 23.06.2019 03:50
Which best describes the activation energy of a chemical reaction? a. the combined energy of all the reactants b. the amount of energy required for a reaction to occur c. the difference in energy between products and reactants d. the potential energy stored in the bonds of reactants and products
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Chemistry, 23.06.2019 07:00
Which of the following statements is true? an atom consists of protons, electrons, and neutrons.an atom consists of protons and neutrons.an atom consists of electrons bonded to one another.an atom consists of protons bonded to one another.
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Chemistry, 23.06.2019 10:00
1.9 mol hcl and 3.9 mol naoh react according to the equation hcl + naoh −→ nacl + h2o . if the limiting reactant is hcl, calculate the amount of nacl formed.
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Chemistry, 23.06.2019 10:30
What are two radioactive isotopes that are used for dating rocks that are older than 10 million years
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A car travels 350 km in 7 hours. What is the average speed of the car (in km/hr)?...
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