Chemistry

why does adding lemon juice to blueberry smoothie make it change colour from purple to pink
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A little help here please
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The side of a cube is found to be 127.58 mm and its mass is found to be 7.3 kg. Determine the density of this cube in g/mL.
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Fluorine-18 undergoes positron emission as shown:18 F + 4x +48Enter the appropriate values for A and Z and the chemicalsymbol for XA:Z:831X:
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the speed of sound is greater through a solid than through a gas because the molecules in a solid areA. stillB. vibrating C. farther apart D. closer together
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Element X has an electron configuration of 2-8-2. This element will combine with the oxide ion to form a compound with the formula
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pls answer thisss it's due today
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how do the prefixes of the saccharide words relate to the structure of the sugar?
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An atom's electron configuration ends with 3p4. If another atom has seven more electrons, what would be the continuation of the electron configuration?
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what is the chemistry between us?
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BRAINLIEST TO BEST ANSWER AND 40 POINTS GRAB QUICKWhy are sodium (Na) and potassium (K) in the same group on the periodic table?
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Please read question
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What is the mass of an atom with 15 protons, 13 neutrons, and 14 electrons?
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why compounds with weak molecular forces are usually gases.
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1. Predict the shape of the graph for a y versus x plot of air pressure versus altitude.
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how much heat is released when 32g of water cools from 46C and freezes
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If 0.45 mole oxygen gas occupies a volume of 1.5 L, what volumes will 2.0 moles of oxygen gas occupy at the same temperature and pressure?please don't send YouT8ube link i need a solution
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which of the following pairs of molecules can form hydrogen bonds between them? group of answer choices ch3oh and nh3 hcl and hi ch4 and h2o fo2 and ch2o h2 and o2
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Students set up a controlled experiment. They put fivecrickets in each of three identical containers. They set onecontainer to 15C, one to 20C, and one to 25C. Then theycount the number of cricket chirps in each containerduring 1 hourWhat are two constants in this experiment?
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Where is the Oort cloud locatedA) between the orbit of mars and orbit of JupiterB) in the different orbits between the sun and NeptuneC) behind the Kuiper belt at the farthest end of the solar systemD) all over the solar system in between the orbits of the planets
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Find the actual yield when the theatrical yield is 1.09g and percent yield is 90%.
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AgNO3 is a useful chemical that has many applications and can undergo a variety of reactions. In the following examples, balance each equation if necessary and then identify what type of reaction it represents. i. AgNO3 + Cu >Cu(NO3)2 + Ag ii. AgNO3 > Ag +O2 + NO2 iii. AgNO3 + KCI > AgCI + KNO3 iv. Ag+ +I- +Agl
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In the TCA cycle, ____ oxidation(s) use(s) NAD as the oxidizing agent while ____ oxidation(s) use(s) FAD as the oxidizing agent.
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1. Balance the following equation. Then, given themoles of reactant or product below, determinethe corresponding amount in moles of each ofthe other reactants and products.NH3 + O2 > N2 + H2Oa. 4 mol NH3 b. 4 mol N2 G. 4.5 mol O2
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