jv
This page lists questions and answers that were posted by visitors named jv.
Questions
The following questions were asked by visitors named jv.
find [H3O+] and [OH-] 1)a solution that is 5.8×10−2 M in [HBr] and 1.9×10−2M in [NO3]. 2)a solution that is 0.780% HNO3 by mass (Assume a density of 1.01 g/mL for the solution.)
13 years ago
I need Some more opinions on my paragraph for an essay of mine. Any help appreciated Mein guten Freunds name ist Meaghan. Sie ist Freundlich Klein Intelligent und Tolerant. Sie hat langes blondes Haar. Sie spricht und liest Spanisch. Ich gehe herumhägen m...
13 years ago
Answers
The following answers were posted by visitors named jv.
For this question you must fallow the 2 main rules of mechanisms. 1)The slowest elementary (RDS)step must match the rate law of the given rate law. 2)The mechanisms must match the given reaction after crossing out the intermediates of the reactions in the...
13 years ago
2Fe + (1/2)O2 + 1H2O → 2Fe(OH) when you do a balanced equation the one with the smallest coefficients are almost always best. A way to do these types of equations is to start with balancing the oxygens first then the others, then its just trail and error.
13 years ago
I believe that it is asking you to take the derivative of the given function, then set it equal to zero. Remember that when you take the derivative to use the product rule. Then find all points on the unit circle between 0 and 2pi and you should come out...
13 years ago
gc g h36 2
9 years ago
A concrete has a height of 5m, as unit area of 3m^2 and support a mass of 30,000kg.Given that acceleration due of gravity(g=10m/s^2) and young modulus of concrete =20×10^9N/M^2.
4 years ago