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Nadia

Questions (315)

Does methanol from hydrogen bonds with itself or water?
1. 1 answer
2. 57 views
Does hypochlorous acid from hydrogen bonds with itself or water?
1. 1 answer
2. 51 views
Does hydrogen bromide from hydrogen bonds with itself or water?
1. 1 answer
2. 70 views
Does methanol form hydrogen bonds with itself or water molecules
1. 1 answer
2. 80 views
Does hydrogen fluoride form hydrogen bonds between itself and water?
1. 1 answer
2. 57 views
Does acetic acid form hydrogen bonds between itself and water?
1. 1 answer
2. 65 views
Bromate anion formula
1. 1 answer
2. 58 views
CO32- name
1. 1 answer
2. 39 views
Cyanide anion chemical formula
1. 1 answer
2. 59 views
Ammonium cation chemical formual
1. 1 answer
2. 56 views
What is NO3- name
1. 1 answer
2. 60 views
Chromate anion formula
1. 1 answer
2. 77 views
Peroxide anion formula
1. 1 answer
2. 68 views
Name of H30+
1. 1 answer
2. 48 views
How many valence electrons in CO32-
1. 1 answer
2. 42 views
How many valence electrons in H2SO4
1. 1 answer
2. 58 views
How many valence electrons in (CH3)3C+
1. 1 answer
2. 30 views
A rock is thrown into a still pond. The circular ripples move outward from the point of impact of the rock so that the radius of
1. 1 answer
2. 87 views
122.04 rounded to 3 sig figs
1. 1 answer
2. 62 views
Liquid octane (CH3(CH2)6CH3) will react with gaseous oxygen (O2) to produce gaseous carbon dioxide (CO2) and gaseous water
1. 1 answer
2. 111 views
Rank HCl, H2O2, H2, and HgCl2 in order of decreasing boiling point
1. 1 answer
2. 81 views
Does CF4 or CBr4 have a higher boiling point?
1. 1 answer
2. 63 views
Is 2Fe(s) + 3NiCl2 (aq) —> 2FeCl3(aq) + 3Ni(s) a redox reaction? If so, what is the reducing agent and what is the oxidizing
1. 1 answer
2. 111 views
An analytical chemist weighs out 0.132 g of an unknown triprotic acid into a 250 mL volumetric flask and dilutes to the mark
1. 1 answer
2. 106 views
Aqueous hydrochloric acid (HCl) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium chloride (NaCl) and liquid
1. 1 answer
2. 148 views
Liquid octane (CH3(CH2)6CH3) will react with gaseous oxygen (O2) to produce gaseous carbon dioxide (CO2) and gaseous water
1. 1 answer
2. 99 views
Ammonium perchlorate (NH4CLO4) is the solid rocket fuel that was used by the US space shuttle and is used In the space launch
1. 1 answer
2. 83 views
How to determine the number of pi bonds an atom participates in?
1. 1 answer
2. 41 views
Does CF4 or CBr4 have a higher boiling point
1. 1 answer
2. 52 views
Does formic acid form hydrogen bonds with itself. Does it form hydrogen bonds with water?
1. 1 answer
2. 72 views
Does Bromomethane form hydrogen bonds with itself. Does it form hydrogen bonds with water?
1. 1 answer
2. 54 views
Does N-chloromenthylamine form hydrogen bonds with itself. Does it form hydrogen bonds with water?
1. 1 answer
2. 55 views
Is 2Fe(s) + 3 NiCl2 (aq) —> 2 FeCl3 (aq) + 3Ni (s) a redox reaction? If so, what is the reducing agent and what is the
1. 1 answer
2. 79 views
Is S8 (s) + 4Pb (s) —> 4PbS2 (s) a redox reaction? If so, what is the reducing agent and what is the oxidizing agent?Nadia
1. 1 answer
2. 105 views
Is S8 (s) + 4Pb (s) —> 4PbS2 (s) a redox reaction? If so, what is the reducing agent and what is the oxidizing agent?
1. 1 answer
2. 118 views
Is 2H2S (g) + O2 (g) —> 3S (s) + 2 H2O (l) a redox reaction? If so, what is the reducing agent and what is the oxidizing
1. 1 answer
2. 75 views
What are the products of HCL + Ba(OH)2
1. 1 answer
2. 32 views
What are the reactants of HCL + Ba(OH)2
1. 1 answer
2. 31 views
Does a precipitate form between lead (II) nitrate and potassium bromide? What is the precipitates empirical formula?
1. 1 answer
2. 57 views
Does a precipitate form when iron (II) bromide and nickel (II) nitrate mix? If so, what is the empirical formula of the
1. 1 answer
2. 85 views
Empirical formula of barium acetate
1. 1 answer
2. 67 views
Does a precipitate form when barium nitrate and potassium acetate mix? If so, what is the empirical formula of the precipitate
1. 1 answer
2. 92 views
Does a precipitate dorm when lead (II) nitrate and potassium bromide mix? If so, what is the empirical formula of the
1. 1 answer
2. 85 views
Balance the chemical equation using the smallest possible whole number stoichiometric coefficients. H2 (g) + P4 (s) —> PH3 (g)
1. 1 answer
2. 61 views
Is Ne2 + stable? Is it diamagnetic or paramagnetic? What is it’s bond order?
1. 1 answer
2. 106 views
Is He2 stable? Is it diamagnetic or paramagnetic? What is it’s bond order?
1. 1 answer
2. 98 views
Is N2 stable? Is it diamagnetic or paramagnetic? What is it’s bond order?
1. 1 answer
2. 84 views
What is the hybridization of the central atom in the orthosilicate (SiO44-) anion?
1. 1 answer
2. 109 views
What is the hybridization of the central atom in the water (H2O) molecule?
1. 1 answer
2. 78 views
What is the hybridization of the central atom in the beryllium hydride (BeH2) molecule?
1. 1 answer
2. 74 views
What is the hybridization of the central atom in the sulfur tetrabromide (SBr4) molecule?
1. 1 answer
2. 101 views
An analytical chemist ways out, 0.314 g of an unknown diprotic acid into a 250 mL volumetric flask and I lose to the mark with
1. 1 answer
2. 92 views
Aqueous hydrochloride acid (HCl) reacts with sodium hydroxide (NaOH) to produce aqueous sodium chloride (NaCl) and Louis water
1. 1 answer
2. 142 views
Does manganese II chloride and nickel II sulfate form a precipitate?
1. 1 answer
2. 59 views
Is manganese II chloride aqueous
1. 1 answer
2. 71 views
Net ionic equation for CuO + H2SO4 —> CuSO4 + H20
1. 1 answer
2. 60 views
(e^4x)/(4x^2 -2)find the derivative
1. 1 answer
2. 44 views
Find y’ for y=y(x) defined implicitly for 2y^2-x^3-7=0
1. 1 answer
2. 75 views
Determine x values for which the tangent line is horizontal to the curve 16x-1-x^2=y
1. 1 answer
2. 78 views
What is the derivative of (x^4)/(3x-8)^2
1. 1 answer
2. 38 views
Find the equation of the tangent line at the point on the graph of the equation y^2-xy-12=0, where x=1. The tangent line at
1. 1 answer
2. 44 views
C2- ion bond order
1. 1 answer
2. 36 views
C2- bond order
1. 1 answer
2. 54 views
Is C2- paramagnetic or dismagnetic
1. 1 answer
2. 56 views
Does C2- exist and is it stable or unstable?
1. 1 answer
2. 34 views
Does C2- exist?
1. 1 answer
2. 40 views
Does cl2- exist?
1. 1 answer
2. 55 views
Is h2- stable
1. 1 answer
2. 27 views
Is h2- stable; is it diamagnetic or paramagnetic?
1. 1 answer
2. 78 views
Is h2 stable, is it diamagnetic or paramagnetic?
1. 1 answer
2. 94 views
Bond order of h2-
1. 1 answer
2. 44 views
Bond order of he2
1. 1 answer
2. 55 views
Is he2 stable
1. 1 answer
2. 43 views
Is H2- stable?
1. 1 answer
2. 29 views
Is c2- diamagnetic or paramagnetic
1. 1 answer
2. 78 views
Bond order or C2-
1. 1 answer
2. 52 views
Rank the substances in order of increasing boiling point. Ar, Cr, C2H7NO, C3H8O
1. 1 answer
2. 78 views
What is the hybridization of the central atom In the sulfur hexafluoride (SF6) molecule?
1. 1 answer
2. 86 views
What is the hybridization of the central atom In the iodine triflouride (IF3) molecule
1. 1 answer
2. 77 views
What is the hybridization of the central atom In the periodate (IO4-) anion?
1. 1 answer
2. 79 views
What is the hybridization of the central atom in the periodate (IO4-) anion And why
1. 1 answer
2. 74 views
What is the hybridization of the central atom in the periodate (IO4-) anion
1. 1 answer
2. 102 views
(124/289)-(5/17)
1. 1 answer
2. 41 views
Simplify 124/289
1. 1 answer
2. 43 views
F(x)= (x-7)/(9x-1) find f’(x) and find the equation of the line tangent to the graph of f at x=2
1. 1 answer
2. 42 views
If the sample has 1.9 mg/ml protein, how many microliters (ul) would you need in order to have exactly 30 micrograms of protein?
1. 1 answer
2. 90 views
Imagine that your initial absorbable reading for “low salt” fraction was too high, so you diluted your sample 4 times. When
1. 1 answer
2. 95 views
Imagine that your initial absorbable reading for “low salt” fraction was too high, so you diluted your sample 4 times. When
1. 1 answer
2. 106 views
Five ul of a 10 to 1 dilution sample was added to 3ml of Bradford reagent. The absorbable reading was 0.68. According to the
1. 1 answer
2. 98 views
You take 0.03 ml of the flowthrough fraction, measure the absorbable using the same conditions as in the standard curve above,
1. 1 answer
2. 89 views
You take 0.03 mo of the flowthrough fraction, measure the absorbable using the same conditions as in the standard curve above,
1. 1 answer
2. 88 views
You calculate that a test tube that contains 20ul of your original sample has a protein content of 0.03mg. What was the protein
1. 1 answer
2. 101 views
How many molecules of ethane are present in 0.862 g of c2h6
1. 1 answer
2. 81 views
Tin(II) fluoride (SnF2) is added to toothpaste. What is the mass of F in grand in 34.6 g of the compound. Round to three sit
1. 1 answer
2. 74 views
A sample of hematite contains 34.97 g of iron and 15.03 g of oxygen. What I’d the empirical formula?
1. 1 answer
2. 61 views
What is the most stable Lewis strucutre for a fulminate anion
1. 1 answer
2. 77 views
The hydrate splattered during heating and some of the sample was lost. How would this effect the percent water observed in the
1. 1 answer
2. 77 views
Calculate the ratios between the number of moles of cu, cl, and H2O. 0.0062 moles Cu, 0.013 moles Cl, and 0.016 moles h20
1. 1 answer
2. 108 views
The bacterial fermentation of grain to produce ethanol forms a gas with a percent composition of 27.29% C and 72.21% O. What is
1. 1 answer
2. 45 views
A sample of black mineral hematite, an oxide of iron found in many iron ores, contains 34.97 g of iron and 15.03 g oxygen. What
1. 1 answer
2. 101 views

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