Chemistry

Which of the following is the end product of a naturalradioactive series?
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What are elements and how do they differ?
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A student determines the density of an element to be 2.73 g/cm 3 . If the accepted value is 2.70 grams per cm 3 , what is the student's percent error? Identify the element. What is the boiling of this element in Celsius degree
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Match the terms1.the total energy of any closed system, including all internal kinetic and potential energy of the system2.a measure of the average kinetic energy of particles in an object3.something that flows into a substance Terms- TemperatureHeatThermal Energy
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put 34,100,000 in scientific notation
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How many atoms of N (nitrogen) are there in 1 mole of NH4Cl?
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mortal kombat 11 or the new cyber punk which do u think is better
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Which of the following is the abbreviation for the element Gold?
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how many atoms is in a molecule of omega 3 fatty acid
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How many particles in 32.0 liters of helium
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if an object has a mass of 30 grams and a volume of 6 cubic cm. what is its density
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What type of bond is present between Magnesium and Fluoride in MgF2?
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Order: Vitamin K (Aquamephyton) 1 mg IM x 1 dose Newborn: Weight 4 kg Supply: 10mg/mL vial How many mLs would be given
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What is a hypothesis?O proof and evidence of a scientific factO a question about nature and how it worksa series of steps to carry out an experimentO a possible explanation of or answer to a scientific question
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Write the balanced chemical equation for the decomposition of sulfur trioxide to sulfur dioxide andoxygen.
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You are a high school track & field coach and you have a young female athlete who is running a competitive mile pace (5:20). This would make her competitive at the state and national level. You want to help this athlete to maintain and even increase her competitive potential. What would you do?
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Which chemical equation best represents the Law of Conservation ofMass?O H+ 0 -> H20H2 + 02 --> H202H2 + O2 --> 2H20H2 + O2 --> 2H,02
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How many atoms doesCo(NO3)2 have
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2.18 x 10^6 ng = 2.18 x 10^? mg
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What is the volume of 26.1 g of a substance if the density of the substance is 0.28 g/mL?
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Can you tell me the Valence Electron of each element?
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The state of matter of a material depends on itsO A) densityOB) temperatureO C) volumeOD) weight
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