-
If the rate constant at 20 degrees CELSIUS IS 4.3(10^-5). How long would it take for 83% of the compound to decompose ?
$12.00
Science
Waiting for answer
-
Which of the following is incorrect relative to a rise in sea level?
-
In "Final Jeopardy" (pp. 234-242), Stephen Baker expresses an interesting look at the way technology, especially in terms of machines, could dramatically change the relationship between mankind and te
$20.00
Science
Waiting for answer
-
Calcium carbide, CaC2, reacts with water to form acetylene. CaC2(s) + 2 H2O(l) C2H2(g) + Ca(OH)2(s) (a) How many grams of water are needed to react
-
A geologist is camped 9,619 m (about 6 miles) from a volcano as it erupts. (a) How much time elapses before the geologist hears the sound from the
$15.00
Science
Waiting for answer
-
art I: Activity As you participate in this activity think freely, and if your answers aren't "right" that is OK. just make sure your answers are well...
$15.00
Science
Waiting for answer
-
a.) How can you account for this fact? b.) Might stable colloids prepared on Earth settle out on the Moon? c.) Might stable colloids prepared on
$15.00
Science
Waiting for answer
-
Rocket propulsion: do the calculations described and make a graph of the results:A Soyuz class rocket has a mass of 3.0 x 10 5 kg on the launch pad....
$10.00
Science
Waiting for answer
-
There is nothing like the smell of BBQ in the summertime. Many people use propane gas grills to cook the perfect steak.
$20.00
Science
Waiting for answer
-
Propose an extension experiment that would allow you to determine the concentration of ethanol in alcoholic beverages using the information...
$10.00
Science
Waiting for answer
-
A 10 year old girl was bitten on the leg by a neighborhood dog and received several stitches 5 days ago.
-
Over a 30-day period a power plant generates an average of 751 MW of electrical power and 1225 MW of waste heat, and burns 1.83108 kg of coal. Assume...
-
Consider a light rod of negligible mass and length L=8.1 m pivoted on a frictionless horizontal bearing at a point O. Attached to the end of the rod...
-
The picture doesn't show. There is an arrow going up in the z-direction. You are helping with the design of an air hockey table. The air hockey puck,...
-
There are a few methods that can be used to make alpha-hydroxy ketones but in general, they are not as easy to produce as are beta-hydroxy ketones...
-
This question has multiple parts. Work all the parts to get the most points. 0 Which of the following statements is true?
-
be able to explain the normal changes that take place in bone throughout life Be able to explain skeleton maintenance and balance be able to explain
-
A circuit contains six 290 lamps and a 18.0 heater connected in parallel. The voltage across the circuit is 120 V.
-
a)Glucose is a carbonate that your body can burn for fuel. It is 40 percent C and 6.71 percent H by mass. The rest is O. What is the empirical...
$10.00
Science
Waiting for answer
-
An airplane takes off from the only airstrip in a remote area of Canada, flies 69.0 north of east for 107 km, then turns and flies 75 west of north...
-
A manometer shows a mercury level of 225 mm Hg on the closed end of the tube and 108 mm Hg on the open end.
-
Eight books, each 6.5 cm thick with mass 1.1 kg, lie flat on a table.How much work is required to stack them one on top of another?
$50.00
Science
Waiting for answer
-
a large wheel is coupled to a wheel with half the diameter. How does the rotational speed of the smaller wheel compare with that of the larger wheel?...
$50.00
Science
Waiting for answer
-
A tungsten wire is used to determine the melting point of indium. The resistance of the tungsten wire is 3.000 W at 20C and increases to 4.850 W as...
-
A pi-meson has an average lifetime in its own frame of reference of 2.6 x 10-8 seconds. (This is the proper lifetime.) If the meson moves with a...
-
A 74 kg person escapes from a burning build- ing by jumping from a window 21 m above a catching net. The acceleration of gravity is 9.81 m/s2 .
$15.00
Science
Waiting for answer
-
What is the theoretical yield (in grams) of water when 30ml of 0.20M H3PO4?
$35.00
Science
Waiting for answer
-
In approximately one hundred words, describe the differences between the giving of personal care for each of these situations.
-
Assume a gas is contained in the flask. A manometer,the h(a) has a formula of P(gas)=P(atm)-h and h(b) of the other manometer has a formula of...
$12.00
Science
Waiting for answer
-
The following kinetics are postulated for a batch rxn: A + B C r=k1[A]0.5[B] k1=0.02 C+B D r=k2[C]0.5[B] k2=0.
-
A certain series circuit consists of a 1/8 W resistor, a 1/4 W resistor, and a 1/2 W resistor. The total resistance is 1200.
-
FREQUENCIES FREQUENCIES /VARIABLES= Location /FORMAT=AVALUE TABLE. Value Label Location Frequency Percent Valid Percent Cum Percent Value COMMERCIAL...
$10.00
Science
Waiting for answer
-
In the figure, a 0.400 kg ball is shot directly upward at initial speed 73.7 m/s. What is its angular momentum about P , 3.
$10.00
Science
Waiting for answer
-
I need to match the type of chemical reactions tht are important in atmospheric chemistry KCI9s) ------K+(aq)+ CI-(aq) NH3 + H20---NH4+OH- NaOH +...
-
You are standing on a large sheet of frictionless ice and holding a large rock. In order to get off the ice, you throw the rock so it has velocity...
$35.00
Science
Waiting for answer
-
An 80 kg runner accelerates out of the starting block at the rate of 2.0 m/s2. He reaches his top speed in 10 seconds. (a What force must the runner
-
As seen from Toronto, on a certain day the Sun reaches a maximum altitude of 40 degrees above the horizon. What season or seasons could it be?
$50.00
Science
Waiting for answer
-
(c) BS EN 1078 specifies the following for the testing of the helmet: a dummy head of mass 6.
-
For this component of the SLP please explain the implications of this problem (nursing staffing and retention) for the stakeholders of the
-
An object with mass 6 kg moves from a location 22, 40, 41m near the Earth's surface to location 27, 11, 38m.
$12.00
Science
Waiting for answer
-
A dog sits 1.07 m from the center of a merry- go-round with an angular speed of 1.44 rad/s. If the magnitude of the force that maintains the dog's...
-
Drug Concept Map 3. Action 2. Drug Classification 1. Medication 4. Adverse Effects 5. Nursing Implications 6. Client Teaching 1. 2. 3. 4. 5. 6. Name
$10.00
Science
Waiting for answer
-
A large rock and a small pebble are held at the same height above the ground. (a) Is thegravitational force exerted on the rock greater than, less
-
0 L container contains a mixture of 0.50 mole of H2 (2g/mole) and 0.50 mile of SO2 (64g/mole) at 25 degrees celsius. The container has pinhole leak....
-
Stratified squamous keratinizing epithelium is an excellent barrier to pathogens in the epidermis of the skin.
-
A certain batch of fireflies were observed to "flash" at the rate of 12.1 times per minute at 25C and at the lower rate of 6.0 times a minute at a...
$20.00
Science
Waiting for answer
-
A 9,700-kg truck runs into the rear of a 1,000-kg car that was stationary. The truck and car are locked together after the collision and move with...
-
A KNO3 solution is made using 96.4g of KNO3 and diluting to a total solution volume of 1. what is the the molarity of the solution. Calculate the...
-
Using the graph on page 10 how hot could it be in the bottom of mind that is 2 km deep?
-
The speed of a vehicle is 3.56 meters per second.
$15.00
Science
Waiting for answer