Uma

This page lists questions and answers that were posted by visitors named Uma.

Questions

The following questions were asked by visitors named Uma.

could the west have been settled with less conflict with the native americans? at what cost to people and land did the mining, ranching and farming booms come?

A 2M box is set on top of a 12M box. There is friction beween the masses. The 12M box is pushed against a spring. The spring is compressed a distance X by a 12 M mass. The 2M box does not slide from its position on top of the 12M mass. (the two masses are...

A certain number has a remainder of 3 when divided by 5. That same number has a remainder of 2 when divided by 4. If "y" is an integer between 10 and 40, what is one possible value of y?

a) Ammonia, an important source of fixed nitrogen that can be metabolized by plants, is produced using the Haber process in which nitrogen and hydrogen combine. N2(g) + 3H2(g) → 2NH3(g) How many grams of nitrogen are needed to produce 325 grams of ammonia...

Plz calculate area. A-B=28.9 yard. B-C = 33.11 yard. C-D== 30.1 DA= 36.2 yard

Two cars of same mass are moving with velocities v1 and v2 respectively. If they are stopped by supplying same breaking power in time t1 and t2 respectively then v1/v2 is?

What volume of dioxygen is required for complete combustion of 2 volumes of acetlyene gas at NTP? Ans is 5 volumes but I m not getting it....

When the Mongols came to power, they A. Reopened the silk road to trade B. Shut down the silk road C.Raised taxes on merchants using the silk road D.Ignored the silk road entirely

Describe feudal Japanese society. What were the roles of shoguns, samurai, daimyo, and peasants?

Answers

The following answers were posted by visitors named Uma.

In 14g of 14^C,no.of neutrons =8NA In 1g of 14C,no.of neutrons =8NA/14 1)the total no.of neutrons in 7mg of 14^C= 7/1000×4/7×6×10^20 =24×10^20 2)given mass of a neutron=mass of 1 Hydrogen atom=1 amu Mass of 24×10^20 neutrons=1×24×10^20×1.6×10^-24 g =0.000...

That didn't really help anything

my reading assignment didn't say anything about it

i tried he said he didn't know

The answer you put worked! Thanks so much!!

She questioned why was that

24-15=9 4:3 multiply with 9 = 36:27 36+15= 51 27+24=51 Both have $51 at first