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Identify two physical properties and two chemical properties of matter
answered
Nov 20, 2021
Chemistry
middle-school
3
votes
153k
views
Let P (2,-3), Q (-2, 1) be the vertices of the triangle PQR. If the centroid of ΔPQR lies on the line 2x +3y = 1, then the locus of R is a. 2x + 3y = 9 b. 2x - 3y = 9 c. 3x + 2y = 5 d. 3x - 2y = 5
answered
Jul 24, 2021
Mathematics
high-school
2
votes
13.4k
views
exercise increases a chemical in the body known as ______ that actually moderates the brains response to stress
answered
Jul 11, 2021
Health
middle-school
4
votes
178k
views
Mom bought 8 apples we ate 1/4 of them. How many did we eat?
answered
Jun 17, 2021
Mathematics
middle-school
5
votes
60.0k
views
the coordinate grid shows the cost of diffrent cost of diffrent numbers of bookmarks how many cents do 4 bookmarks cost
answered
Jun 14, 2021
Mathematics
college
2
votes
98.2k
views
Example – a 100 kW, 60 Hz, 1175 rpm motor is coupled to a flywheel through a gearbox • the kinetic energy of the revolving components is 300 kJ at rated speed – the motor is plugged to a stop and allowed
answered
Jun 9, 2021
Engineering
college
4
votes
174k
views
A ball is thrown downward from the top of a 31.0 m tower with an initial speed of 10.0 m/s. Assuming negligible air resistance, what is the speed of the ball just before hitting the ground
answered
May 31, 2021
Physics
college
4
votes
24.7k
views
What is the missing step in the proof? i need help
answered
May 10, 2021
Mathematics
high-school
2
votes
63.2k
views
ASAP PLEASE HELP ME
answered
Apr 16, 2021
Mathematics
high-school
5
votes
19.9k
views
Write the thermochemical equation for the combustion of acetylene, C2H2 (g), in oxygen, for which the standard enthalpy of reaction is -1300 kJ per mole of acetylene.
answered
Apr 12, 2021
Chemistry
college
4
votes
27.6k
views
What is the symbol of the state capital of Zimbabwe?
answered
Feb 19, 2021
Social Studies
college
6
votes
116k
views
1 inch = 125 miles, city a is 300 miles from city b, what is the distance between the two cities on the map
answered
Jul 29, 2020
Mathematics
middle-school
2
votes
97.3k
views
There are 3 3/4 pounds of bricks in a bag. Each brick weighs 5/8 of a pound. How many bricks are in the bag.
answered
Jun 17, 2020
Mathematics
middle-school
5
votes
127k
views
How do Romeo and Juliet describe their feelings for each other in Act 2, Scene 6?
answered
Feb 21, 2020
English
middle-school
4
votes
172k
views
Which components of the atom have no charge? Question 3 options: protons electrons neutrons None of the components have charges.
answered
May 5, 2019
Biology
middle-school
4
votes
163k
views
Gustave measured his pace and determined that for him, s steps make up one mile. One day Gustave walked 6300 steps, which was 3 miles. Write an equation to describe this situation.
answered
Apr 2, 2019
Mathematics
middle-school
4
votes
146k
views
The molecular formula of morphine, a pain-killing narcotic, is c17h19no3. what is the molar mass? what is the mass of 6.02 x 1024 molecules of morphine?
answered
Aug 12, 2018
Chemistry
high-school
6
votes
208k
views
Dharmesh has a square garden with a perimeter of 132 feet. Is the area of the garden greater than 1000 square feet?
answered
Apr 16, 2018
Mathematics
middle-school
5
votes
101k
views
Use the future progressive form of march to complete the following sentence. They _____ to show their support.
answered
Apr 16, 2018
English
middle-school
7
votes
147k
views
Write an equation of the line that passes through (8,1) and is perpendicular to the line 2y+4x=12 Please help!! Thank you (:
answered
Mar 28, 2018
Mathematics
high-school
5
votes
83.1k
views
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