chemistry! URGENT

59,905 results, page 41

chemistry

what is the name of the polyatomic ion (C2O4)-1?

CHEMiSTRY

whats the chemical composition of steam?!?

Chemistry

How do I figure out the mass of a skittle?

Chemistry

How many valence electrons does phosphourous have

Chemistry

1. How is the rate affected by doubling the concentratino?

Chemistry

A balanced equation for CuSO4+NaCl--> ???

CHEMISTRY

what is the oxidation state of chlorine in Cl2O7

chemistry

WHAT IS THE MASS OF 0.200 mol of C9H8O4?

chemistry

What is the oxidation state of S in Rb2SO4? is the charge = 0?

Chemistry

what is the specific heat for Al2O3 as a solid?

chemistry

what type of compound is benzoic acid

intergrated physics and chemistry

how is work expressed

chemistry

Is NH4+ a polar or nonpolar bond?

Chemistry

What are some practical applications of chromatography?

chemistry

What is dipole moment of BeCl2? and hybidization?

chemistry

which of the following will result in a chemical change?

chemistry

the condensed formula for 5-propylnonane and 3,4-diethylhexane

chemistry

How do I make a 6M NaOH solution? (25mL)

chemistry

How do atoms bond to form molecules?

chemistry

how to know clarify if the subtance is polar or nonpolar?

Chemistry

Provide the units for each of the terms of q=mCp^T Thanks!

Chemistry

Does anyone know what CH3CH2CH(OH)COOH or C4H9O(C=O)CH3 is?

Chemistry

Is Methyl Propyl Ether CH3OCH2CH2CH3?

chemistry

what is a practical use for metallic changes?

chemistry

what is the major product of dehydration of an acohol?

Chemistry

what is the rate law of S2O8^2- + 3I- ---> 2SO4^2- + I3-

chemistry

how many atoms are present in 80.0 mol of zirconium?

Chemistry

what is the rate law of S2O8^2- + 3I- --> 2SO4^2- + I3-

chemistry

how mant electron valences are in CCl4

chemistry

is calcium carbonate a base? (whats its ph?)

Chemistry

What are compunds that are composed of molecules called?

chemistry

what is the hybridization at O with the lewis structure of 2-propanone?

chemistry

What is solubility of CaF2 in a solution buffered at pH 5

Chemistry

The pH of a 1.0 x 10^-3 M Ba(OH)2 solution at 25 degrees C is how can 11.3 be the right answer.

chemistry

Keq = [0.25 - x] / [0.25 - x][2x] = [0.25 - ] / [0.25 - ][2()] = What numbers need to be substituted

Chemistry

How would you find the Kb of a weak base??

chemistry

I need an edible suspension for a project i am doing.

chemistry

how do i produce sulfuric acid at home

Chemistry

How do you determine the pH of a substance with an H+ concentration of 3.2 x 10^-3? Thanks in advance!

chemistry

I know that benzene is an alkene, but what is Isopropylbenzene -- C9H12 ?

chemistry

Last question :) 2-iodopropane -- C3H7I What is this classified as? Thanks

chemistry

How many mL of 0.3 M HCl(aq) are needed to neutralize a 60 mL solution of 0.15 M Ba(OH)2?

Chemistry

How do you decide orbital hybridization of molecules?

Chemistry

What do Na2(CO3)+ Zn(NO3)2 form?

Chemistry

How is limestone used to make mortar?

chemistry

what is the chemical formula of dihydrogen oxide

chemistry

how to determine anode and cathode in a SCE?

Chemistry

How do I find the empirical formula of FeSO4? Thanks!

Easy Chemistry

How many atoms are there in 1.0 gram of iron, Fe?

chemistry

what is the chemical equation for cabonated water

o chemistry

What is the newman projection of meso-2,3-dichlorobutane?

chemistry

What is the pH of 100 mL of 0.10M NH4 Cl? K = 1.8 x 10-5 for NH3 ?

chemistry

What is the equilibrium constant for the following reaction? 3A + 2B <---> 2C

chemistry

Compare the properties of elements and compounds

chemistry

calculate the number of feet in 6.03 miles

Chemistry

Pls what is another name for an octahedral molecule

Biology

Why do you you need to perform dilution(s)in chemistry?

Chemistry

How do atoms bond to form molecules?

Chemistry

Convert 10.3 g x cm3/second2 to kg x m3/hour2

college chemistry

What si the pH of a solution of 10^-8 M HCl in H2O?

Chemistry

the number of moles in 6.2g of sodium oxide

chemistry

list 3 different cell shapes

chemistry

what is the purpose of the diaphragm on a light microscope

chemistry

what is the significant figure in the value of 20200

Science--Chemistry

How do you solve the reaction: Li + Mg2+ = ?

chemistry

The shape of H3C+ is best described as?

chemistry

who developed the law of deinite proprotion?

chemistry

what is the usual uncertainty for conical flask?

science (chemistry)

how do oxygen, and hydrogen combine

chemistry

why is platinum more expensive than gold??

Chemistry

How can i find the manganese content of tea?

chemistry

How many electrons are actually in the composite band for Fe ?

chemistry

what happens when a acid is added to a carbonate

chemistry

What is 1.384 kg multiplied by 5.4 square meters?

chemistry

what are four components of the water molecule?

Science- Chemistry

What does NaHco3 + HCl produce?

Chemistry

a) what importance do 1/2 lives have to society?

Chemistry

Prepare 250 cc n/10 KMno4 solution

Chemistry

Prepare 250 cc n/10 KMno4 solution

Chemistry

Prepare 250 cc n/10 KMno4 solution

chemistry

reaction between CuSo4+NaCl

Chemistry

What does a negetive percentage error mean?

Chemistry

What is the products for HCl + Na2S04 + BaCl2?

chemistry

when 25.0 g of Zn reacts how many L of H2 gas are formed at STP

chemistry

what is the lewis-dot structure for SiCl2Br2?

Chemistry

Does Pb(NO3)2 + AgNO3 form a precipitate?

chemistry

Is hydrogen a greek/latin word

chemistry

I NEED A MODEL OF THE ELEMENTS OF CHLORINE

chemistry

How many moles of Na2CrO4 are contained in 74.3g of compount?

Chemistry

Does anyone know how to separate triacylglyceride and glucose in the lab?

chemistry

calculate the density of oxygen at STP?

Chemistry

does anyone know the structure of cholesterol after dehydration?

Chemistry

does anyone know the structure of cholesterol after dehydration?

Chemistry

How many representative particles are in a mole of any substance?

Chemistry

How many atoms are in 0.075 mol of titanium?

chemistry

where salt is or goes water follows! WHY?

chemistry

What happens when you mix an acid and a base?

Chemistry

What Holds the metals together in a solid?

Chemistry

What element is in the second period in Group 4A?

Chemistry

How to make a 55ml of a 3% solution of NaCl?

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