Manu

Need help to solve can anyone help me please 6x-9y = 25.5 7y-2x =-10.0 solve the elimination method

A radioactive isotope, used in the agricultural industry has a half life of 8 days. On application, the radiation is emitted is measured at 12500 counts per sec (cps). If the area that it is applied to cannot be used until the radiation strength is less t...

An organic acid has a percentage composition by mass of C 41.4%, H 3.4%, and O 55.2%. A solution containing 0.250g of the acid, which is dibasic required 26.60 cm cubed of NaOH solution (0.20 mol.dm -3) for neutralisation. Calculate the empirical formula,...

a ball is tossed from an upper story window of a building given an initial velocity of 8m/s at an angle of 20 below the horizontal.it strikes the ground 2seconds later. how far horizontaly from the base of the building does it strike the ground? find the...

Given a slab with refractive index n=1.33 and incident light striking the top horizontal face at angle i.The maximum value of i for which total internal reflection occurs is:

Write a diary entry relieving your days glory as Napoleon in exile at st.helena

The volume of a sphere is increasing at the rate of 5 cm.cm.per second .Find the rate of increase of the radious and surface area when the radious is 6cm.

In PQRS if RSP=80° then find RQT=?

4. He paints the wall. ( Identify the object) *

Thank you for your answer. Why is it 500? Sorry I am just trying to understand

Thanks Devron

I m exiled here in the island of st.helena

0 meter

Given Lead (||) oxide, nitric (V), sodium carbonate solution and water. Explain briefly how you can prepare Lead (||) Carbonate. Use equation where possible.

As a senior prefect of your school write a speech you would give to the form one student telling at least three things that can make their stay at JHS a success