Using the equation x2+y2−8x+2y=8, calculate

Calculation of )Hf0 for Mg2+(aq.)1. Assume the heat capacity of the final solution is 3.92 J K-1 g-1. Using the mass of the HCl
1. 1 answer
2. asked by Narash
3. 1,042 views
assuming you have o.4g of Y(OH)3, calculate the mass of BaO2 required to react stoichiometrically to produce YBa2Cu3O7. Now
1. 0 answers
2. asked by nick
3. 1,209 views
how do you calculate this:Calculate the mass of copper needed to displace 5.0g of silver from silver nitrate solution. (Relative
1. 3 answers
2. asked by Anonymous
3. 683 views
The equation y=As in(wt-kx)represents aplane wave traveling along the x-direction. If a=0.10m, w=8500hz and
1. 0 answers
2. asked by ....
3. 512 views
The equation y=As in(wt-kx)represents aplane wave traveling along the x-direction. If a=0.10m, w=8500hz and
1. 0 answers
2. asked by ....
3. 519 views
Use the van der Waals equation of state to calculate the pressure of 3.60 mol of NH3 at 489 K in a 4.50-L vessel. Van der Waals
1. 5 answers
2. asked by Anna
3. 4,878 views
How do you calculate the gravity of an object?equation needed h=1/2 gt^2 Solve the equation for g; g=2h/t^2 Set height is 2
1. 1 answer
2. asked by Chris
3. 519 views
20.0cm of H_{2}*S*O_{4} reacts with 25c * m ^ 3 of 0.200 mol/dm³ NaOH.The equation for the reaction is shown. H_{2}*S*O_{1} +
1. 1 answer
2. 66 views
can someone tell me how can we calculate (expi)^i.there is one thought to say that it is equal to exp(-1) but this is not true.
1. 0 answers
2. asked by natassa
3. 490 views
1000cm3(cude) of air at 20C and 101.35kpa is heated at constant pressure until its volume doubles. (A) use the ideal gas
1. 3 answers
2. asked by Anonymous
3. 2,761 views