Questions by Valentin Cerneanu

Questions by Valentin Cerneanu

5x + 3y = 6 - 5x - 3y = -6 Elimination method step by step

asked Oct 7, 2023

1 answer

17 votes

135k views

How many moles of CaCo2 are in 50g of calcium carbonate

asked Jul 24, 2023

1 answer

40 votes

325k views

which statement is true? a the value of 8,590-4,586 is half the value of 2 x {8,590-4,856} b the value of 2,674 x 5,480 + 5 is 5 times the value of 2,674 + 5,480 c the value of 6,432 x {1,860-6} is 6 less

asked Jul 16, 2023

1 answer

45 votes

361k views

Read the paragraph from a research-based informative essay. Teenagers should be encouraged to volunteer in their community. One study analyzed data from thousands of teenagers and found that teenagers

asked Apr 5, 2023

1 answer

20 votes

167k views

Use the periodic table below to answer the following questions. What group of elements are contained in the p-block? a. 1A c. 3A b. 2A d. 3B

asked Nov 28, 2022

1 answer

32 votes

142k views

Kaj has a bag that contains pineapple chews, cherry chews, and peach chews. She performs an experiment. Kaj randomly removes a chew from the bag, records the result, and returns the chew to the bag. Kaj

asked May 6, 2022

2 answers

22 votes

24.4k views

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