Questions and answers by

lalt

Questions (40)

Which of these temperatures is closest to 100 K?A. -173 °C B. 18 °C C. 0 °F D. 212 °F
1. 1 answer
2. 453 views
When a bond is formed, energy is _________ the environment.A. released into B. released from C. kept stable in
1. 1 answer
2. 467 views
The direction that heat will flow is BEST determined by _____.A. energy B. pressure C. temperature D. potential energy
1. 1 answer
2. 526 views
A 54 kg high jumper has a gravitational potential energy of 1,067 J at the height of his jump. How high did he jump?A. 1.2 m B.
1. 1 answer
2. 695 views
Sitting in a chairlift, Rebecca has a gravitational potential energy of 5,997.6 J. If Rebecca has a mass of 51 kg, how high off
1. 1 answer
2. 589 views
Which of the following statements does not apply to water?A. Like all liquids, water assumes the shape of its container. B.
1. 1 answer
2. 1,088 views
What combination of atoms are involved in this compound? KClA.1 potassium atom and 2 chlorine atoms B.2 potassium atoms and 1
1. 2 answers
2. 928 views
Which of the following is the balanced equation for this process?A. 2NH4NO3? 2N2 + O2 + 4H2O B. NH4NO3? N2 + 3O2 + H2O C.
1. 1 answer
2. 1,172 views
How many atoms of each element are in this compound? MgBr2A. 2 magnesium atoms and 2 bromine atoms B. 2 magnesium atom and 2
1. 2 answers
2. 1,383 views
The reaction equation below shows the formation of aluminum oxide. Which set of coefficients balances the equation?Al + O2
1. 1 answer
2. 713 views
Diamond is the hardest substance known while graphite is one of the softest. Both are made only of carbon atoms. What is the
1. 3 answers
2. 915 views
When a covalent bond forms between two atoms how many atoms have a full outer shell of electrons?A. one B. two C. zero D. It
1. 2 answers
2. 1,054 views
The atoms of the elements in this group are the most chemically reactive of the ones listed. A. IA B. IIA C. VA D. VIA. HELP
1. 0 answers
2. 518 views
Which of these elements has the most chemically reactive atoms?A. gold B. argon C. carbon D. chlorine HELP PLEASE!!
1. 2 answers
2. 711 views
Why do He and Ne then have different numbers of electrons in their outer shells?. . Help Please..
1. 1 answer
2. 823 views
Which of the following elements has eight valence electrons?A. argon B. beryllium C. chromium D. oxygen . CAN SOMEONE HELP ME,
1. 1 answer
2. 898 views
How many neutrons are in an atom of carbon with a mass number of 14?help please...
1. 2 answers
2. 1,067 views
Dalton's experiments advanced our understanding of the atom withoutA. carefully observing and measuring events. B. discovering
1. 1 answer
2. 682 views
During what period of time did global interdependence first emerge?A. World War and Revolutions period B. Prehistoric Age C.
1. 2 answers
2. 1,575 views
When did the U.S. tradition of state government being organized by a founding document first start?. . Can somebedody help me,
1. 1 answer
2. 609 views
The Constitution guarantees that the national government will provide each of the states with all of the following exceptA.
1. 1 answer
2. 1,269 views
The following powers are all granted to both state and federal government except which one?A. establish a tax B. build roads C.
1. 1 answer
2. 925 views
What form of Federalism was most recently associated with the United States?. . can somebody help me please!! thanks
1. 3 answers
2. 1,173 views
The system of checks and balances allows the Supreme Court toA. veto legislation passed in Congress. B. nominate candidates for
1. 1 answer
2. 1,233 views
One function that both the House and Senate share is to?. Somebody can tell me where can I found this?? Thanks
1. 1 answer
2. 374 views
What is one way the Federal Communications Commission regulates radio and television broadcasts?
1. 1 answer
2. 521 views
Which phrase from the U.S. Constitution BEST reflects the principle of popular sovereignty?A. “No person shall be a Senator .
1. 2 answers
2. 1,257 views
The Preamble of the U.S. Constitution“We the People of the United States, in Order to form a more perfect Union, establish
1. 1 answer
2. 1,166 views
What is the main function of the State Department?A. to determine foreign policy B. to determine domestic policy C. to determine
1. 1 answer
2. 691 views
In the United States, the emphasis on individual rights helped to shapeA. a powerful foreign policy. B. a sense of national
1. 1 answer
2. 457 views
Atoms in a gaseous state have?
1. 0 answers
2. 373 views
When boiling water begins to turn to steam, which of the following remains the same in both the liquid and the vapor?
1. 0 answers
2. 404 views
When boiling water begins to turn to steam, which of the following remains the same in both the liquid and the vapor?
1. 1 answer
2. 528 views
The specific temperature at which a substance changes from a liquid to a gas is an example of a?
1. 2 answers
2. 583 views
A prolonged economic contraction is called ?
1. 1 answer
2. 622 views
How do economists determine the real GDP per capita?
1. 1 answer
2. 568 views
Which banking service provides easy access to money, monthlystatements, easier bill payment, and more security than carrying
1. 1 answer
2. 417 views
Which banking service provides easy access to money, monthlystatements, easier bill payment, and more security than carrying
1. 1 answer
2. 416 views
Which of the following is a FALSE statement?A. Changes in the price of inputs can cause a shift in supply. B. If the price of
1. 1 answer
2. 669 views
What is the main difference between macroeconomics and microeconomics?
1. 1 answer
2. 680 views