Chemistry

Zn + 2HCl > ZnCl2 + H2If you have 6.8 moles of zinc chloride produced, how many moles of zinc reacted?
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How do you break down an element?
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Round off your answer to one decimal place.
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1.How many moles of NaCl are in 1.5L of 0.25 M solution?
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can yall please help me answer?
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Which of the following is a binary compound?
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Is this a male cat or female?
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What is a control group? A group that changes the variable The group that applies the variable The group that tests the variable A test group where the variable is not changed or applied Which of the following objects is transforming electrical energy into energy of motion?
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help pls very simple
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I want a pharmacist technician to help me with a question please
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Someone help me with this asap for 5p points and BRAINLIEST THANK YOU
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What is the empirical formula for a compound that is comprised of 54.0% sodium, 8.50% boron, and 37.5% oxygen by mass
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Write the chemical formulas and names for the following ionic compounds. Cobalt (III) and bromine
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50 POINTS!!!! PLEASE HELP I AM BEGGING!!!!!! 3CH4 and C3H12 have the same number and kind of elements. How are they different?
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which statement describes how vapor pressure occurs? (1 point)a) Some molecules of a substance have high enough kinetic energy to vaporize. These molecules exertpressure on the substance.b) Some molecules of a substance have low enough kinetic energy to melt. These molecules exert pressure on the substancec) Some molecules of a substance have low enough kinetic energy to vaporize. These molecules exertpressure on the substance.d) Some molecules of a substance have high enough kinetic energy to melt. These molecules exert pressure on the substance
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How do covalent compounds differ from ionic compounds?
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a sample of glucose contains 1.250x10^21 carbon atoms, how many atoms of hydrogen does it contain?
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How are all atoms of silver alike, but different from atoms of other elements?A. All atoms of silver have the same mass.B. All atoms of silver have the same atomic number,C. All atoms of silver have the same number of neutrons.D. All atoms of silver have the same number of subatomic particles.
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4. Initially, 1 mol of oxygen (assumed to be an ideal gas) has temperature 310 K and volume 12 L. We will allow it to expand to volume 19 L. (a) What would be the final temperature if the gas expands adiabatically
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PC13 ionic or covalent
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What is epoxy?....................
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In order for a chemical reaction to take place, a certain amount of _____ must be present.
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NO LINKS!!!! 50 PTS!!!What is a title name for Aerobic cellular respiration?
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what is involved fashion of male and female gametes to form a zygote which develops into an embryo
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