Chemistry

A rectangle has a width of 7 inches height of 14 inches and a length of 12 inches find its volume
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ASAP MULTIPLE CHOICE WILL MARK BRAINLIESTWhat does Planck's equation E = h v determine?the number of lines on the atomic spectrum for an atomthe color of the lines on the atomic spectrum for an atomthe energy released as an electron moves to a higher orbitalthe energy released as an electron moves to a lower orbital
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Enter your answer in the provided box.A sample of chlorine gas is confined in a 7.17-L container at 491 torr and 37.0C.How many moles of gas are in the sample?mol Cl2
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i must be present in a compound for it considered organic
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A student has a sample of solid calcium. It is shiny and metallic looking. He squeezes a pipet of concentrated sulfuric acid onto the calcium. Bubbles are produced and the calcium appears to disappear. The test tube gets hot. What kind of change occurred?
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Identify arrows pointing to nonbonding electrons.
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Which situation aUggeata that an experlment han rellable renultn? A. The experiment use8 a very uimple procedure B. The experiment generates ldeau for new experimenta C. The experiment can be repeated with the aame outcome. D. The experiment aupports the hypothesls.
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The volume of an unknown liquid is shown in the graduated cylinder. The mass of the liquid is 105 grams.What is the density of the unknown liquid?A 3500 g/mLB .33 g/mLC 3.0 g/mLD 3.3 g/mL
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Who was martin Luther king and how is he celebrite
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I am a beginner can someone give me a brainliest to start me out I would appreciate it.:)
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!!!WILL GIVE YOU BRANLIEST!!!!which option is an example of a physical change??A breaking chemical bonds B forming chemical bondsC nuclear decay D melting a substance which option is an example of a chemical changeA ironing a shirt B melting cheeseC grinding powder D fireworks exploding
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Write a balanced equation for each of the acid-base reaction given below.a. Aqueous sulfuric acid with aqueous potassium hydroxide.
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why some metals are more dense than others
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(3.1 x 10^3) (1.00 x 10^7) =
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Help please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
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And done! :)))))))))
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can someone please help me? i will give brainliest
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How many electrons are present in one neonatom?
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PLZZ HELP!!An atom has atomic number 11 and mass number 23. How many electrons does the atom have?2322O 12O 11
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How many atoms are in (NH4)2SO4
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Organisms on earth are what-based life formsoxygenhydrogencarbon
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What is the difference between a compound and a mixture?Group of answer choicesA compound is just a mixture of elements.A mixture can be physically separated into its components; a compound cannot be physically separated into its components.The components of a mixture do not have the same properties individually as they do when mixed.A compound can be physically separated into its components; a mixture cannot be physically separated into its components.
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Which of the following statements regarding the moon and Earth is correct? Question 9 options: A) The moon is older than Earth by approximately 300 million years. B) Earth is tidally locked, while the moon spins on its axis. C) Earth and the moon have nearly the same mass. D) Earth and the moon are nearly the same age.
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