Chemistry, 29.07.2019 11:00 keigleyhannah30
A0.465 g sample of an unknown compound occupies 245 ml at 298 k and 1.22 atm. what is the molar mass of the unknown compound? a.26.3 g/mol b.33.9 g/mol c.12.2 g/mol d.38.0 g/mol e.81.8 g/mol
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Chemistry, 21.06.2019 12:30
Which statement best describes how atoms combine to form sodium chloride (nacl)? a. a positively charged sodium ion and a positively charged chlorine ion form an covalent bond. b. a positively charged sodium ion and a negatively charged chlorine ion form an covalent bond. c. a positively charged sodium ion and a positively charged chlorine ion form an ionic bond. d. a positively charged sodium ion and a negatively charged chlorine ion form an ionic bond.
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Chemistry, 22.06.2019 02:40
How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
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Chemistry, 22.06.2019 05:20
Identify and describe the three ways that mutations affect organisms.
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Chemistry, 22.06.2019 08:00
Identify a strong intermolecular force of attraction between an alcohol
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A0.465 g sample of an unknown compound occupies 245 ml at 298 k and 1.22 atm. what is the molar mass...
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