How can I know the difference between an atom and an ion of the same element?
Posted 1 day ago by jaydaz1 in Science 10 | 2 answers
#atoms and ions
f(x) x=7
x=-2
y=5
Posted 1 week ago by in Math 20-2 | 0 answers
#quadratic functions
The average current produced by the cell, when it operates for 30.0 min and consumes 1.00 g of the anode, is Answer A
Posted 4 weeks ago by Emmab in Chemistry 30 | 0 answers
#electrochemistry #chemistry 30
covert 92km/h into m/s
Posted 1 month ago by 000135186 in Math 20-2 | 3 answers
#proportional reasoning
800 J pf work are done pushing a 40.0 kg crate 6.0 m along a horizontal surface with u = 0.30. If the crate started at rest, what speed does it reach
Posted 1 month ago by Dannui in Physics 20 | 1 answers
#friction
-5(4+8y)=20
Posted 1 month ago by Hazel264 in Math 20-1 | 6 answers
#systems of equations
dentify each of the following unbalanced reactions as a redox-reaction or a non-redox reaction.
Posted 2 months ago by emmabrandle in Chemistry 30 | 0 answers
#electrochemistry
3 NO2(g) + H2O(l) → 2 HNO3(l) + NO(g) ΔrH = -72.0 kJ, calculate the molar enthalpy of reaction, rH for: NO2(g)
Posted 2 months ago by in Chemistry 30 | 1 answers
#enthalpy #thermochemistry
An athlete jumped a pole vault that was over 2 m high . Her horizontal distance was 5m. What was her initial speed?
Posted 2 months ago by sholzi in Physics 20 | 3 answers
#kinematics
Chlorine and Carbon monoxide gases are mixed in a 1.00L container and equilibrium is established. Initially, 1.5 mol of chlorine was present with excess carbon monoxide. At equilibrium, 0.80 mol of COCl2 was found. Calculate the percent reaction. Write the equilibrium law.
Posted 2 months ago by bobbie2245 in Chemistry 30 | 0 answers
#equilibrium #chemistry 30