Gilbert

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

Questions

The following questions were asked by visitors named Gilbert.

Woiuld you expect jewelry made from an alloy of silver and copper to tarnish (oxidize) in a laboratory where fumes of bromine are present? I think that it wouldn't because the bromine fumes are probably not ions, and even if they were they would not react...
17 years ago
What is the sum of all the odd #s between 100 & 200??
12 years ago
Biased coin has a 0.4 probability of landing on tails. The random variable x, based on a single toss of the coin, is defined as follows: x=0 if heads appears; x=1 if tails appears. What Is the mean value of X? Is it . 0.3 .4 .6 .5 .7
12 years ago
1LB of ice at 20 deg f exerts its force downward. after the ice has absorbed 200 BTU's what direction will the force be exerted? After absorbing 2000 BTU's what direction will the force be exerted?
12 years ago
A car of mass 1900kgs accelerates from rest to a speed of 27ms-1 in 8.1s.Calculate the average rate at which kinetic energy is supplied to the car during the acceleration.
11 years ago
Is 3/7 greater or less than 15/56
11 years ago
A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $13 and then an additional 6 cents per minute of use. In Plan B, there is no monthly fee, but the customer pays 8 cents per minute of use. For what amounts of m...
10 years ago
A girl was born 25 years after her mother. What fraction of her mother's age will the girl be at the age of 10
9 years ago
Write an algorithm,flow chart, psuedo codes and finally a c++ codes that will accept exams scores for 5 users.
8 years ago
Calculate the value of the following, without using a calculator, leaving answers, where necessary, in simplified surd form: (a). sin 120° + tan 300° (b). tan 315° × cos330° / sin(-240°) × sin 570°
7 years ago
Factorize completely: 3x²-2xy-y
5 years ago
43,−0.09, 1.3, 85%, −38
4 years ago
A block and tackle system consisting of 5pulleys are used to raise a load of 400N through a height of 10m, if the work done against friction is 100joules. 1.calculate the work done by effort. 2.Calculate the efficiency of the system.
3 years ago
The circumstance of the circular plate is 78.5cm what is it's diameter?
3 years ago

Answers

The following answers were posted by visitors named Gilbert.