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Recent questions in Chemistry
A person has a cellular disease. This disease causes the mitochondria in the cells to function very slowly. What are some symptoms this person
Inder Kumar Rathore
asked
Sep 7, 2024
by
Inder Kumar Rathore
7.9k
points
Chemistry
college
1
answer
4
votes
128k
views
Describe the potential energy of the reactants and the products of an endothermic reaction. Include how the temperature changes as the reaction progresses.
Richardson
asked
Sep 7, 2024
by
Richardson
7.5k
points
Chemistry
high-school
1
answer
2
votes
205k
views
For the reaction c6h14(g) → c6h6(g) + 4h2(g), Δp(h2)/Δt was found to be 2.5 × 10–2 atm/s. Determine Δp(c6h14)/Δt for this reaction at the same time.
Stan Bright
asked
Sep 7, 2024
by
Stan Bright
7.7k
points
Chemistry
high-school
1
answer
1
vote
93.2k
views
A compound that can be converted into an active vitamin inside the body is known as a(n): a.predecessor b.coenzyme c.provitamin enzyme d.antivitamin coenzyme
Lebyrt
asked
Sep 7, 2024
by
Lebyrt
8.5k
points
Chemistry
high-school
1
answer
5
votes
7.4k
views
Taste and smell are called chemical senses because: A. Their receptors are sensitive to chemical molecules B. Their receptors are sensitive to light waves C. Their receptors are sensitive to sound waves
Marty Mulligan
asked
Sep 7, 2024
by
Marty Mulligan
7.2k
points
Chemistry
high-school
1
answer
0
votes
115k
views
If the photographic emulsion used in the autoradiography procedure is left in contact with the isotope for a longer period of time, what happens? A) There are more exposed silver grains. B) There are fewer
Michael Samoylov
asked
Sep 7, 2024
by
Michael Samoylov
7.6k
points
Chemistry
high-school
1
answer
5
votes
135k
views
Balance the chemical equation given below, and determine the number of grams of MgO are needed to produce 10.0g of Fe₂0₃ : ____ MgO + ____Fe ____ Fe₂0₃+ ____Mg
Andrew Pilley
asked
Sep 7, 2024
by
Andrew Pilley
8.1k
points
Chemistry
high-school
1
answer
2
votes
68.7k
views
What are flammable and combustable materials?
BlitZ
asked
Sep 7, 2024
by
BlitZ
7.6k
points
Chemistry
high-school
1
answer
2
votes
65.7k
views
Put ticket on hot venti cup. Fill milk to tall line and steam. Pump 5 chai into cup. Fill cup half w/ water. Add steamed milk. Cover. Serve. Vente Chai Tea Latte
Mankarse
asked
Sep 7, 2024
by
Mankarse
8.3k
points
Chemistry
high-school
1
answer
4
votes
216k
views
Which of these chemical equations is already balanced? a. Mg + O2 -> MgO b. Na + H2O -> NaOH + H2 c. CaCO3 -> CaO + CO2 d. Na + Cl2 -> NaCl
Dianakarenms
asked
Sep 7, 2024
by
Dianakarenms
7.7k
points
Chemistry
high-school
1
answer
1
vote
99.6k
views
When a peroxide P is heated to 60 ° C in an inert solvent, it decomposes by a first order process and 20% of the peroxide decomposes in 60 min. Polymerizes a bulk monomer using this initiator at 60 ° C,
Aeldron
asked
Sep 7, 2024
by
Aeldron
8.7k
points
Chemistry
high-school
1
answer
4
votes
212k
views
What is true of a compound? 1) It does not always retain the properties of the substances that make it up 2) It must have water as one of its components 3) It requires heat energy to make 4) It requires
Baby
asked
Sep 7, 2024
by
Baby
7.4k
points
Chemistry
high-school
1
answer
1
vote
181k
views
The management of acute fluoride toxicity consists of ?
Perel
asked
Sep 7, 2024
by
Perel
7.6k
points
Chemistry
high-school
1
answer
4
votes
74.2k
views
How many grams of hydrogen gas would be needed to form 8.0 grams of water? Here is your balanced equation: 2H2 + O2 → 2H2O
Brian Le
asked
Sep 7, 2024
by
Brian Le
8.1k
points
Chemistry
college
1
answer
1
vote
118k
views
Determine the percent yield of solid iron. Express your answer to three significant digits. a) 45.678% b) 50.321% c) 55.432% d) 60.123%
Jeroen Van Der Laan
asked
Sep 7, 2024
by
Jeroen Van Der Laan
7.2k
points
Chemistry
high-school
1
answer
0
votes
76.4k
views
Distinguish between an Arrhenius (classical) base and a Bronsted-Lowry base. Are the two concepts in agreement? Justify your answer
Aryeh Beitz
asked
Sep 7, 2024
by
Aryeh Beitz
8.0k
points
Chemistry
college
1
answer
0
votes
38.8k
views
Grease is made by adding a thickener such as __________ to a liquid lubricant? 1) soap 2) water 3) oil 4) salt
Gabrielstuff
asked
Sep 7, 2024
by
Gabrielstuff
8.5k
points
Chemistry
high-school
1
answer
3
votes
131k
views
Menthol, from the oil of mint, has a characteristically cool taste. The compound contains only C, H, and O. If 95.6 mg of menthol burns completely in O₂ and gives 269 mg of CO₂ and 110 mg of H₂O, what
Chikadance
asked
Sep 7, 2024
by
Chikadance
8.1k
points
Chemistry
high-school
1
answer
0
votes
148k
views
Water on a penny will make a dome due to the water’s polarity, ____________&__________. A. Buoyancy and specific heat B. Cohesion and surface tension C. universal solver and density D. adhesion and capillary
Yaquawa
asked
Sep 7, 2024
by
Yaquawa
7.9k
points
Chemistry
high-school
1
answer
5
votes
173k
views
Agar is a complex polysaccharide that comes from a/an? 1) Plant 2) Animal 3) Fungus 4) Bacteria
Sarit Rotshild
asked
Sep 7, 2024
by
Sarit Rotshild
8.0k
points
Chemistry
high-school
1
answer
2
votes
31.8k
views
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