Please help, I don't get what does this means

3. Name the compound sodium makes with the following elements.
(a) Calcium carbonate: ​

jordan bought a radio for $120.He paid for it with 2 coins and $5 bills.If there were half as many coins as bills, how many $2 coins were there and how many $5 bills were there What is the magnification of the ocular and objective lenses used to achieve a magnification of 600X on the virtual microscope? Instructions: Identify the vertices of the feasible region for the given linear programming constraints.Optimization Equation: z=3x+5yConstraints: x+y23xy2xy4Fill in the vertices of the feasible region:(0, )(-3, )(3, ) If you believe your supervisor at your work setting is forcing you to act in what you consider to be an unethical manner, you should Group of answer choices Imagine youre preparing an exclusive buyer representation agreement with a client and need to explain the options available for agency relationship. which of these is accurate? The contract cost for constructing a house in June 2005 was $242,555. The index for that month was 205.2 and the current index is 288.8. What is the estimated cost to build the house today Tyler works as a senior customer service associate at a large financial services firm. When the stock market closes each day, he is responsible for entering the closing prices of funds and processing withdrawals. These responsibilities would likely be considered as If the lens in a person's eye is too highly curved, this person is suffering from? The time taken to complete a motorcycle race is normally distributed, with an average time () of 2.5 hours and a standard deviation () of 0.5 hours.What is the probability that a randomly selected cyclist will take at least 2.45 hours to complete the race? Describe the development of memory strategies, metacognition, and self-regulation during the early childhood years. According to a secret government report, 1/3 ofall the jelly beans in the world are red. If that1/3 amounts to 38,567,942 red jelly beans, howmany jelly beans are there in total? can someone explain? Did you buy this book? (In passive voice) When the nurse gives a client and family instructions after laryngeal surgery, which does the nurse indicate should be avoided To administer drugs safely and effectively to all patients, it is important for medical assistants to Refer to Plain Training, Inc. Plain Training was founded 10 years ago and it's now ready to venture into offering workshops for businesses selling to other businesses primarily through the Internet. Which of the following is most likely to be a new addition to their agenda pls help me on this one :(( Assume there is a certain population of fish in a pond whose growth is described by the logistic equation. It is estimated that the carrying capacity for the pond is 1700 fish. Absent constraints, the population would grow by 170% per year. Which quotation from Chapters 11-12 of Lord of the Flies best shows that Ralph fears for his life?"He was aware of a jolt in the earth that came to him through the soles of his feet, and the breaking sound of stones at the top of the cliff.""The bruised flesh was inches in diameter over his right ribs, with a swollen and bloody scar where the spear had hit him.""Ralph turned and ran...obeyed an instinct that he did not know he possessed and swerved...so that the spears went wide.""Ralph stumbled, feeling not pain but panic, and the tribe, screaming now like the chief, began to advance." In some simple models of trade, a country may choose to specialize in the production of a single good. which is not an argument against specializing in a single good in the real world?