Chemistry, 09.03.2021 23:10 happy121906
Mole Unit Assessment
01. We observed the following reaction in the Reaction in a Bag activity:
Caci, (aq) + 2NaHCO, (aq) + phenol red (basic form)
Caco, (s) + 2NaCl (aq) + H20 (aq) + CO, (aq) + phenol red (acidic form)
What are the reagent(s) in this reaction?
What are the product(s) in this reaction?
Q2. Baking soda, also known as sodium bicarbonate, is used in the reaction. What is the molar mass of sodium
bicarbonate, NaHCO,? The atomic masses for the elements are as follows: H - 1.01 g/mol, C- 12.01 g/mol, O-
16.00 g/mol, Na 22.99 g/mol
Answers: 1
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Which answer lists the fundamental forces in order from strongest to weakest
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Which is true about metals used for jewelry, such as platinum and gold? a. they have low flammability. b. they have low reactivity. c. they have high flammability. d. they have high reactivity.
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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.
Answers: 1
Mole Unit Assessment
01. We observed the following reaction in the Reaction in a Bag activity:
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