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Questions in chemistry

[Solved] Which element is rolled into a foil found and used in your kitchen?

[Solved] If 13.0 g of CO\(_2\) gas has a volume of 0.46 L at 310 K, what is its pressure in millimeters of mercury?

[Solved] Which element has the lowest ionization energy? A. Argon (Ar) B. Bromine (Br) C. Cesium (Cs) D. Nickel (Ni)

[Solved] What is the charge of the nucleus of an oxygen atom?

[Solved] Write the balanced equation for the neutralization reaction between [tex]HI[/tex] and [tex]Ba(OH)_2[/tex] in aqueous solution. Include physical states.

[Solved] Which of the following most likely requires intermolecular forces? A. a spider walking on the bottom of a leaf B. a rock maintaining its solid shape C. a koala using claws to hold onto a tree

[Solved] A molecule has two atoms that are bonded to the central atom and one lone pair of electrons around this central atom. What is the shape of the molecule? A. Bent B. Linear C. Trigonal planar D. Trigonal pyramidal

[Solved] A solid compound in a sealed container was kept at a very low temperature in a freezer. When placed at room temperature, the substance quickly turned into a liquid. This compound is most likely which of the following? A. an ionic compound because it has a low boiling point B. a covalent compound because it has a low boiling point C. an ionic compound because it has a low melting point D. a covalent compound because it has a low melting point

[Solved] What is the mass of 0.01 mol of [tex]Na_2SO_4[/tex]?

[Solved] What is the mass of 2 moles of KBr and the mass of 0.1 moles of [tex]C_6H_{12}O_6[/tex]?