Chemistry

Sulfuric acid reacts with sodium carbonate to form water, a salt, and a gas. Write the formulas for the salt and other compound that are formed in the reaction.
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A shorter wavelength does what to the frequency?Increases the frequency to a lower frequencyDecreases the frequency to a higher frequencyDecreases the frequency to a lower frequencyIncreases the frequency to a higher frequency
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Can someone help me with this please
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how many neutrons of atomic mass is 31 and atomic number is 12
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calculate the mass percentage of each element in aluminum oxide.Then calculate themass of aluminum in a 3.62 gram sample of of aluminum
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4. Pb + FeSO4 PbSO4 + Fewhat type of reaction?
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What is the formula for atomic weight amu of neon
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The MSDS for propane gives it a health rating of 1, a flammability rating of 4, and a reactivity rating of 0. According to the MSDS, which best describes propane? highly corrosive highly toxic highly flammable highly reactive.
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which planet is closests to the moon
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1. Explain the difference between genetic, environmental, social, and pathogenic factors. 2. How do pathogens spread? 3. How can we, as humans, prevent transmission of pathogens?4. List three ways the environment can affect personal health.
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Need help with science
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Ores contain enough metal to make extraction of the metal ______economical.reversible.carbon neutral.
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helllloooook this makes no sense help me plz
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What is the total pressure exerted by a mixture containing two gases if the partial pressure of one gas is 70 kPa and the partial pressure of the other gas is 30 kPa?
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Crumpling and tearing cause physical changes to a piece of paper.Which two characteristics of the paper change?A. SizeB. ReactivityI C. IdentityI D. ShapePlease help Ill give brainlist and no spamming or links just please help
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Would you expect a Boron (B) atom with atomic mass = 9.999 to be stable?
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A student is asked to describe three randomelements found on the periodic table. All threeelements will FOR SURE have which of the twofollowing characteristics?A. similar color and textureB. shininess and valueC. mass and volumeD. similar boiling and freezing points
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If 2.5 moles of PA react completely, how manymoles of P203 are formed?
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Desperate Please HurryWhat was the evidence that Earth was round before there were photos from space?
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Which of the following is not part of an amino acid?A. ammonium groupB. carboxylate groupC. ether groupD. unique "R" group
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How do you prepare 500ml of 1.77M H2SO4 solution from an 18.0M H2SO4 Stock solution
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explain how atoms and molecules are important for life processes
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Which of the following is true for a nuclear reaction?O Electrons are lostElectrons are gainedO Identity of element changesOldentity of element remains same
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Pls some one help1 mark question
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