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Describe
Solubility, Viscosity, luster, malleability & ductility
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Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion
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Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail
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Compare and contrast physical changes with chemical changes.
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Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
Describe
Solubility, Viscosity, luster, malleability & ductility...
Solubility, Viscosity, luster, malleability & ductility...
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