10/05/22

If a car has an acceleration of 5.7148 m/s^2, how long will it take to go from 6.94 m/s to 39.8 m/s?
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09/14/20

How many electrons are trasnferred in the following reaction?
3Sn(s) + 2NO3-(aq) + 8H+(aq) → 3Sn2+(aq) + 2NO(g) + 4H2O(l)
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09/06/20

a doctor advises a patient to use one nicotine patch with a dose of 7.0 mg daily. convert this dosage to umol given that there are 6.164 umol of nicotine in 1 mg
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09/05/20

The Two Verbs Ser and Estar?
What is the difference between ser and estar? How do I know when to use the appropriate verb since they have the same meaning, to be.
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09/05/20

I need help figuring out this problem, please be detailed

In an experiment, the reaction of 10.00g of iodine product 144.9g of a compound formed of iodine and fluorine.a) what mass of fluorine was consumed in the reaction b) what’s the mass ratio of... more
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09/05/20

I need help I keep getting the wrong answer

An unknown element is a mixture of isotopes 151X and 153x. The average atomic mass of X is 152.57amu. What is the percent abundance of 153X?
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09/05/20

What is 12g/cm3 converted into kg/m3?
Using the prefix conversion only, how to solve it through dimensional analysis?
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04/21/20

chemical bonding
Place the following in order of decreasing magnitude of lattice energyKF BaO Rbla) KF> Rbl > BaOb) Rbl > KF > BaOc) Rbl > BaO > KFD BaO > Rbl > KFe) BaO > KF... more
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