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Consider the following element represented by 3A ,8B,12C,19E state which of the elements Belong to group two
1 answer
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Consider the following element represented by 3A ,8B,12C,19E state which of the elements is an alkaline earth metal
1 answer
10 views
Consider the following elements represented by 3A ,8B,12C,19E state which of the elements is a noble gas
1 answer
10 views
List the component element of bleaching powder
1 answer
8 views
Have you had sex before
1 answer
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Three element A,B,C have atomic number 8,11,12 respectively state which of the three element belongs to the s block of the
1 answer
11 views
Three element A,B,C have atomic number 8,11,12 respectively write the formulae of the compound formed by the chemical
1 answer
16 views
Explain why there is a general increase in ionization energy of the element across
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Find the volume of a closed cylinder with thickness 1.2cm and diameter 17.1cm take pie=3.14
1 answer
709 views
The fourth term of an arithemetic progression is 13 and the tenth term is 31 find it first tern and it common difference
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What happens when you have a mixture of CO2 hydrate and methane hydrate when the temperature is 2.5 C and the pressure is 2 MPa.
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Answers (14)
F=mgcos@= 50*9.81*sin30= 424.8N H=250cm= 2.5m W=F*h = 424.8*2.5= 1062 J
s=2u^2/a s=2*25.8^2/2.68 s=496.75 s=ut t=s/u t=496.75/25.8 t=19.25sec
s=2u^2/a s=2*30^2/2.44 s=737.7 s=ut t=s/u t=737.7/30 t=24.59sec
s=2u^2/a s=2*27.3^2/2.55 s=584.54 s=ut t=s/u t=584.54/27.3= 21.41sec
s=ut...(I) s=1/2ut^2...(ii) from (i) t=s/u...(iii) sub in (ii) s[1-as/2u^2]=0 as/2u^2=1 s=2u^2/a s=2*20.1^2/2.65=304.9m since t=s/u t=304.9/20.1= 15.17sec
using sin rule x/sin120°=6/sin30° . sin120°= √3/2 and sin30°= 1/2 x/√3/2 = 6/1/2 2x/√3 = 12 x= 12*√3/2 x= 6√3cm.. (answer)
lol.. it is a calculator work for me
8) H=m*c*(t2-t1) H=300*2.44*(20-0) H=300*2.44*20 = 14640j H=14.6kj
yea. u are correct.
the answers are in decimal.
State three careers in home economics
Dmw
Find the volume of a closed cylinder with thickness 1.2cm and diameter 17.1cm take pie=3.14
Find the volume of a closed cylinder with thickness 1.2cm and diameter 17.1 take pie=3.14
