Recent activity by Duncan Krebs

Question

The melting point of nitrogen is -210 °C. The melting point of magnesium is 650 °C. What is the difference in melting points of the two elements?

asked Dec 16, 2023

1 answer 184k views

Given the functions a(x) = 3x - 12 and b(x) = x-9, solve a[b(x)]. Oa[b(x)] = 3x²-21 O a[b(x)] = 3x² - 39 Oa[b(x)] = 3x - 21 Oa[b(x)] = 3x - 39

asked Nov 10, 2023

1 answer 9.9k views

Sarah has a collection of 46 dimes and quarters in her piggy bank. If the total value of the coins is $7.90, how many dimes does she have?

asked Nov 8, 2023

1 answer 139k views

A semi-circle has an area of 50 m². Find the perimeter of the semi-circle. Give your answer correct to one decimal place.

answered Oct 21, 2023

1 answer 158k views

What else belong on the following list of good "sending" communication skills? Think before you speak. Use "I" messages. Make clear, simple statements. Question 4 options: Don't think about your listener's

answered Jul 11, 2023

1 answer 150k views

Pls help! Geometry What is the total cost of material for bunny costumes?

asked Jun 20, 2023

1 answer 200k views

Which group did Chicano rights leader Cesar Chavez organize for better pay and working conditions in the 1960s? O public school teachers O farm workers O restaurant cooks O factory workers

answered May 20, 2023

2 answers 134k views

Which features are true of seacucumbers?A. use the water vascular system to move on the seafloor and suction to mollusks to feed onB. have leathery skin, least like the other organisms in the phyla, longlanky

asked May 4, 2023

1 answer 48.2k views

assume a gasoline price of $4.27 per gallon. What is the gasoline cost for a 2100 mile trip if you drive at an average speed of 65 miles per hour?

asked Apr 27, 2023

1 answer 138k views

Jo’s rectangular dining room is 8 feet wide and 3 feet long. Mike wants to install a new wood floor and new base boards. It will cost $10.00 per square foot for the new flooring. a. How many square feet

answered Mar 10, 2023

1 answer 88.3k views

What is the historical importance of the copper from the Santa Rita area?

answered Dec 5, 2022

1 answer 97.6k views

Change the sentence from direct to indirect speech. 'Shall I open the window?' she asked.

answered Oct 23, 2022

2 answers 63.1k views

Help him to write complete sentences using the superlative forms of adjectives. ¡OJO! Be sure to start each sentence with a capital letter and end with a period. Modelo: Fall Out Boy y los Foo Fighters

answered Oct 23, 2022

1 answer 231k views

Examples of ways people shape the world they live in

asked Sep 24, 2022

2 answers 16.6k views

Plz help me find this answer for number 9 and number 10 offering 20 points for a answer !!

asked Sep 21, 2022

1 answer 209k views

Javier prefiere bañarse primero y luego ____ . a. dormirse b. afeitarse c. despertarse d. levantarse

answered Sep 15, 2022

2 answers 217k views

A recipe for making 54 biscuits requires 9 cups of biscuit mix. Using this recipe, how many cups of biscuit mix will be needed to make 18 biscuits? O A 2 cups O B. 3 cups C. 4 cups D. 6 cups

answered Jul 19, 2022

2 answers 147k views

¿Cuántos años prevaleció la presencia musulmana en España? a. 500 años c. 700 años b. 600 años d. 800 años

asked Jun 26, 2022

2 answers 173k views

If you left $25.00 on your table for a $21.50 meal, what was the percent of the tip? A.15.0% B.14.0% C.18.4 D.16.3

asked Jun 7, 2022

1 answer 197k views

Describe how to derive the quadratic formula a quadratic equation in standard form

answered May 15, 2022

1 answer 82.6k views

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