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Questions and task on the subject: Chemistry
Chemistry, 21.02.2023 14:00
Which of the following can be calculated from the mass of the reactants used in a chemical reaction?Amount of limiting reactant used in a reactionActual yield of productsAmount of...
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Chemistry, 21.02.2023 14:00
Why are group IA elements called alkali metals??...
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Chemistry, 20.02.2023 14:00
Why is group IIA elements called alkali earth metals??...
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Chemistry, 19.02.2023 21:00
The question is in the photo (Sorry for being lazy lol ) ...
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Chemistry, 18.02.2023 20:50
Why are group VIA elements called halogens??...
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Chemistry, 14.02.2023 14:00
What is the limiting reagent when 1.5 moles of nitrogen react with 6 moles of hydrogen? N2(g)+3H2(g)—> 2NH3(g)...
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Chemistry, 12.02.2023 14:00
Turn the following word equation into a symbolic equation: potassium hydroxide and hydrobromic acid react to form potassium bromide and water. ...
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Chemistry, 10.02.2023 14:00
Keesha performed a chemical reaction and the products looked quite different from the reactants. She knew the amount of matter had not changed due to the law of conservation of mas...
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Chemistry, 08.02.2023 15:40
Describe how ionic compounds are named. What element goes first, and which goes second?...
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Chemistry, 07.02.2023 19:15
Juanita drew a venn diagram to compare reproduction in sponges and cnidarians. which label belongs in the area marked x?...
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Chemistry, 05.02.2023 09:40
How many kilojoules of heat are absorbed when 950 mL of water is heated from 27 degrees Celsius to 79 degrees Celsius? The specific heat of water is 4.18 J/g-C. Answer choices: 104...
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Chemistry, 04.02.2023 03:50
Not a timed or graded assignment. Please show all calculation work. Question prompt “what mass of the excess reactant HCI will be used”. Quick answer showing work = amazing review...
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Chemistry, 02.02.2023 14:00
If we have 4.50 mol of sodium and 2.25 mol of iron (III) nitrate which reactant is the limiting reactant?...
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Chemistry, 01.02.2023 20:30
What is the pressure of a gas of 0.0925 moles occupies 152 ml at 185 degrees celcius...
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Chemistry, 30.01.2023 19:20
What do cocaine, amphetamines, caffeine, nicotine, and MDMA (ecstasy) all have in common? Select one: a. They all increase the activity of the nervous system.
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