Recent activity by MarioDS

Recent activity by MarioDS

An analytical chemist wants to make 750.0 mL of a 6.00 M solution of sodium hydroxide. What mass of NaOH will the chemist need to make this solution?{Ans. ~ mass (g) = 180 g NaOH} Write the set up of the

answered Nov 28, 2023

1 answer 8.0k views

Cam someone help plss

answered Oct 14, 2023

2 answers 134k views

Julia made 7 batches of cookies and ate 3 cookies. There were 74 cookies left. Which expression can be used to determine the average number of cookies per batch? A=74/4 B=(74+7)/3 C=(74+3)/7 D=74/3*7

answered Oct 2, 2023

1 answer 23.3k views

If I paid $20 (after tax) for a new sweater, what was the price before tax if the tax rate was 4%. Round your answer to the nearest cent.

asked Sep 20, 2023

1 answer 21.2k views

Please hurry!! find KML

asked Aug 15, 2023

2 answers 176k views

In the image above, the arrow is pointing to a layer of the Earth that is solid and extremely hot. Which of the Earth’s layers is the arrow pointing to?

asked Aug 8, 2023

1 answer 186k views

Hello. Can someone please help me with this probability math homework? Appreciated

asked Jul 1, 2023

1 answer 183k views

The difference in ages between a father and a son is 35. The sum is their ages is 101. Find the ages of each man.

answered Feb 4, 2023

2 answers 69.3k views

Kim spent $44 on eating utensils. Spoons cost $4 and forks cost $6. If she bought a total of 9 utensils then how many of each kind did she buy?

asked Dec 14, 2022

2 answers 225k views

What types of economic activity dominate the Amazon rainforest and the savannas of central Brazil? A fishing in the Amazon and farming on the savanna B logging in the Amazon and ranching on the savanna

answered Nov 20, 2022

2 answers 221k views

What is the answer when you evaluate n + m -2(m-m) when m = 3 and n = 2? Im sorry I suck at math i have a learning disability a processing disorder and sever adhd

answered Nov 10, 2022

1 answer 184k views

A country has two political parties, the Reds and the Blues. The 100-member senate has 4444 Reds and 5656 Blues. Each party must elect a chair and a vice chair from their party's members, and one person

answered Oct 26, 2022

1 answer 86.7k views

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

asked Aug 24, 2022

1 answer 107k views

Question: True or False: How we interact with computers is an important consideration for programmers and computer scientists. Our interaction drives the goal of ethical and effective technology. True

asked Jun 17, 2022

1 answer 147k views

Please help me with this

answered May 20, 2022

1 answer 88.1k views

HELP NEEDED ASAP!!!! PLZ!:)

asked May 3, 2022

2 answers 51.0k views

The name of Livingston and Fulton’s first successful steamboat.

asked May 1, 2022

2 answers 221k views

What is the area of the rectangle

answered Apr 23, 2022

2 answers 60.4k views

Relacione rios de planalto com potêncial hidrelétrico

answered Apr 2, 2022

1 answer 225k views

Mitosis starts and ends with diploid cells. That means they have tWO sets of chromosomes (both parents each contribute a set). In humans, how many chromosomes should be in each of these diploid cells after

asked Apr 1, 2022

1 answer 184k views

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