-
Please answer the question 1-4 on the attachment files.
$10.00
Chemistry
Waiting for answer
-
Why liquids tends to minimize its surface area? suggest any three reasons
$10.00
Chemistry
Waiting for answer
-
Answer these questions below. 1. What is your academic program or career goal? 2. Write the reaction you chose (you may use the equation editor if you like). Be sure the reaction is balanced an
$15.00
Chemistry
Waiting for answer
-
How do I calculate the mass of a gas collected?
$10.00
Chemistry
Waiting for answer
-
How many milliliters of water at 23 C with a density of 1.00 g/mL must be mixed with 180 mL (about 6 oz) of coffee at 95 C so that the resulting combination will have a temperature of 60 C? Assume
$100.00
Chemistry
Waiting for answer
-
How many atoms or molecules are in 5.0 moles of the following? a) O b) N c) MgCl2 d) C2H3NO
$10.00
Chemistry
Waiting for answer
-
What volume will 2.50 mol of hydrogen (H2) occupy at -20.0 °C and 1.5 atm?
$10.00
Chemistry
Waiting for answer
-
Write the net ionic equation for the precipitation reaction between copper(II) nitrate and ammonium sulfide.
$10.00
Chemistry
Waiting for answer
-
An amount of a radioactive isotope is allowed to decay. It had a half life of 10 years if the sample is allowed to decay for 30 years what fraction of the isotope will remain?
$10.00
Chemistry
Waiting for answer
-
Please answer all six questions in your own words. Do you believe intelligence is a fixed trait? Either you are smart, or you aren't?Describe a time in your life when you regret not trying something,
$10.00
Chemistry
Answered
-
Important Information A carat is equivalent to exactly 200 mg Sugar has a density of 1.59 g/cm3 A diamond is made entirely of carbon
$10.00
Chemistry
Waiting for answer
-
Background Information Mary Poppins said a spoonful of sugar (1 tsp) makes the medicine go down. Marilyn Monroe said diamonds are a girl’s best friend. So in other words, diamonds and sugar make eve
$10.00
Chemistry
Waiting for answer
-
20. The density of liquid water is 0.997 g/mL at 25°C. a. Calculate the mass of 250.0 mL (about a cupful) of water. b. How many moles of water are in 250.0 mL of water? Hint: Use the result of (a). c.
$10.00
Chemistry
Waiting for answer
-
The concentration of an H2C2O4 solution is determined by titrating it with a 0.1968 M solution of permanganate. The balanced net ionic equation for the reaction is shown below.In one experiment, 24.98
$10.00
Chemistry
Waiting for answer
-
Calculate the ionization energy (eV) for a 'hydrogen-like' atom with one electron and Z = 3 from the excited state of n=2.
$10.00
Chemistry
Waiting for answer
-
Find the density of a block with the measurements h = 2.63 cm, w= 1.34 cm, h = 2.57 cm, and mass = 63.22 g. Round your answer to the correct number of sig figs
$10.00
Chemistry
Waiting for answer
-
Look at attached files, Can anyone handle the assignment?
$13.00
Chemistry
Waiting for answer
-
Maya made this picture to represent a chemical reaction: The two overlapping circles Maya made this picture to represent a chemical reaction: There are two overlapping circles on the left, one white a
$10.00
Chemistry
Answered
-
- A very short and simple first year chemistry experiment of Chemical Detective work - Page 5,6,9,10 only needs to be filled for the experiment
$10.00
Chemistry
Waiting for answer
-
Please fill out the LAB worksheet with the correct answers.
$10.00
Chemistry
Waiting for answer
-
A 0.226 g piece of solid magnesium reacts with gaseous oxygen from the atmosphere to form solid magnesium oxide. In the laboratory a student weighs the mass of the magnesium oxide collected from this
$10.00
Chemistry
Waiting for answer
-
B) Which of The following compounds will have hydrogen-bonding as intermolecular attractions.
$10.00
Chemistry
Waiting for answer
-
Answer all the question above: What is the general bonding rule for oxygen? (Part 1)Consider the Atomic Tiles model of formaldehyde, CH2O on the worksheet. Is it a good model? If so why? If not, why n
$10.00
Chemistry
Waiting for answer
-
Can anyone do an abstract & answer these questions in the file attached with NO PLAGIARISM.
$12.00
Chemistry
Waiting for answer
-
Thank you in advance.
$10.00
Chemistry
Waiting for answer
-
Create three clear research question using fibers as the sample that can be investigated with a microscope that has both FRET and TIRF capabilities & three hypothesis (one for each question) using
$15.00
Chemistry
Waiting for answer
-
https://phet.colorado.edu/sims/html/molarity/latest/molarity_en.html
$10.00
Chemistry
Waiting for answer
-
Can you complete this Virtual Lab for me before Monday night?
$20.00
Chemistry
Waiting for answer
-
What’s the answer and how do I get it
$10.00
Chemistry
Waiting for answer
-
which substance has a chemical name ending in - ide? A-H2SO3 B-TiCl4 C- ZnSO4 D- HClO
$10.00
Chemistry
Waiting for answer
-
Please answer all the questions with the correct answers in the attachment files.
$10.00
Chemistry
Waiting for answer
-
1. If a car releases 3.2g of sulphur dioxide for every kilometre it travels, what is the mass and volume of SO2 released if the car has travelled 5 KM? [ M.V (room) = 24 dm^5 ] 2. Calculate the maximu
$10.00
Chemistry
Waiting for answer
-
Why does a substance gain or loss mass during a reaction
$10.00
Chemistry
Waiting for answer
-
The mass number of an atom is 122 amu and the atomic number is 51. How many neutrons are in the atom?
$10.00
Chemistry
Waiting for answer
-
How do you do scientific notation
$10.00
Chemistry
Waiting for answer
-
A scientist hypothesizes that the temperature at which a turtle's egg is incubated determines the sex of the offspring (whether it will be male or female). What is the independent variable?
$10.00
Chemistry
Waiting for answer
-
A machine shop worker records the mass of an aluminum cube as 176 g. If the density of aluminum is 2.7 g/cm3, what is the length of each side of the cube. (Volume of a cube is s x s x s)
$10.00
Chemistry
Waiting for answer
-
a) Write the complete electron configurations for each of the following elements: Ar, C, F, Na b) Write the short-hand (core) electron configurations for each of the following elements: V, Zr, Ba, Sn
$10.00
Chemistry
Answered
-
How do you solve problems like these?
$10.00
Chemistry
Waiting for answer
-
Mercury is the only metal that is a liquid at room temperature. Its density is 13.6 g/mL. How many grams of mercury will occupy a volume of 95.8 mL?
$10.00
Chemistry
Waiting for answer
-
Subject: Chemistry, Science Synthesis reaction and Decomposition reaction Which of the following statements best explains the type of chemical reaction represented by Maya's picture? It is neither a s
$10.00
Chemistry
Answered
-
A cone with the mass of 6g has a radius measuring 5 cm and a height of 2 cm . What is its density
$10.00
Chemistry
Waiting for answer
-
Which risk mitigation framework allows scope for research and acknowledgement for risk mitigation?The framework, used by the management in most companies, provides the option of research and acknowled
$50.00
Chemistry
Waiting for answer
-
How to Draw the Dot Structure for NF3? A Draw the Lewis structure for NF3. A step-by-step explanation of how to write the Lewis Dot Structure for NF3 (Nitrogen Trifluoride). For the NF3 Lewis structur
-
help me answer this chemistry question please
$10.00
Chemistry
Waiting for answer
-
I need help with numbers 8, 9, 10, and 11 with shown work.
$10.00
Chemistry
Waiting for answer
-
What is a solution?
$10.00
Chemistry
Waiting for answer
-
I need to solve these with Excel. I did a. Could you explain me b and c in detail please?
$10.00
Chemistry
Waiting for answer
-
Please answer these two questions below. https://www.youtube.com/watch?time_continue=171&v=yi0hwFDQTSQ&feature=emb_logo At the end of the video you were asked to develop a hypothesis regarding
$12.00
Chemistry
Waiting for answer
-
Please answer these two questions below. https://www.youtube.com/watch?time_continue=171&v=yi0hwFDQTSQ&feature=emb_logo At the end of the video you were asked to develop a hypothesis regarding
$10.00
Chemistry
Waiting for answer
