Ask a New Question
Search
Questions and answers by
Rashid
Questions (9)
a uniform rod with a mass 120g and a length of 130cm is suspended by a wire from a point 80cm from the rod's left and. what mass
1 answer
148 views
a uniform rod with a mass 120g and a length of 130cm is suspended by a wire from a point 80cm from the rod's left and. what mass
1 answer
91 views
A small glider is placed against a compressed spring at the bottom of an air track that slopes upward at an angle of 38.0 ∘
2 answers
2,500 views
In how many ways can a student select three couses from seven available courses?
3 answers
582 views
20 red marbles cost $3 while 40 green marbles are available at$4.how much would it cost someone to buy 10red marbles and 50
1 answer
430 views
If x^2-11x+3x<0 then which of the following could be the value of x?
1 answer
411 views
The average salary of four managers in a firm is BDT 500000 per annum.every year all ten supervisors of that firm are paid BDT
1 answer
461 views
A mixture of 1.39 g H2 and 1.60 g He is placed in a 1.00-L container at 27°C. Calculate the partial pressure of each gas and
1 answer
543 views
An ideal gas is contained in a cylinder with a volume of 5.0 102 mL at a temperature of 30.°C and a pressure of 710. torr. The
5 answers
5,774 views
Answers (7)
Moles of O atom in 9.00 of Mg (NO3)2
Student
about mischief
It was right
I used potential gravitational energy at 1.4m and at .4m, subtracting the energy to get KE, and came out with 0.36J
Yeah.if we follow the rule of combination the ans comes 35 but the ans is showing 28..but how?
i don't know how to use that, can you please show me?
