sherlock19
27.02.2020 •
Chemistry
What is the enthalpy change for converting 10.0 g of ice at -25.0°C to water at 80.0°C.The specific heats of ice, water, and steam are 2.09 Jg-1°C-1, 4.18 Jg-1°C-1, and 1.84 Jg-1°C-1, respectively. For H2O, △Hfus = 6.01 kJ/mol, and △Hvap = 40.67 kJ/mol
Solved
Show answers
More tips
- A Art and Culture When Will Eurovision 2011 Take Place?...
- S Style and Beauty How to Choose the Perfect Hair Straightener?...
- F Family and Home Why Having Pets at Home is Good for Your Health...
- H Health and Medicine How to perform artificial respiration?...
- H Health and Medicine 10 Tips for Avoiding Vitamin Deficiency...
- F Food and Cooking How to Properly Cook Buckwheat?...
- F Food and Cooking How Many Grams Are In a Tablespoon?...
- L Leisure and Entertainment Carving: History and Techniques for Creating Vegetable and Fruit Decorations...
- P Photography and Videography How to Choose the Perfect Photo Paper for Your Images?...
- H Health and Medicine What vaccines do children need?...
Answers on questions: Chemistry
- C Chemistry 1 How many grams of SiO2 are in 7.22 X 1030 molecules? 2 How many molecules of HBr are in 4 grams? 3 How many molecules are in 2.03 moles NaOH? 4 How many moles are in 519.3...
- C Chemistry What is the average atomic mass of silicon given the following abundance information on the isotopes of silicon? [Si-28 (mass 28 amu) has an abundance of 92.21%] [Si-29 (mass...
- C Chemistry Words that mean the same thing decrease, diminish, dwindle...
- C Chemistry There’s a copy of your DNA inside the nucleus of every in your body....
- C Chemistry WILL GIVE BRAINLIEST! What is the temperature of a 0.065 mol sample of neon gas at a pressure of 419 mmHg in a 7 L container? Your answer must be within £ 3.0%...
- C Chemistry Please help What is the type of reaction and why do you think that...
- C Chemistry 13. Explain two of the methods of separating mixtures that are used to make wheat flour. Be specific about how each method is used. (14) Method 1: Method 2:...
- C Chemistry Any chemical or physical change that absorbs energy 1. cannot occur spontaneously. 2. forms products with less mass than the initial reactants. 3. is an endothermic process....
- M Mathematics (2x - 3) and (x + 5) are the factors of a quadratic equation. write the equation....
- M Mathematics When 27x2z/-3x2z6 is completely simplified, the exponent on the variable z is...
Ответ:
Manganese
Explanation:
Group 7, numbered by IUPAC nomenclature, is a group of elements in the periodic table. They are manganese (Mn), technetium (Tc), rhenium (Re), and bohrium (Bh). All known elements of group 7 are transition metals.
Very glad I could help!!