US MAP Exercise

Consider these compounds: A. Ba3(PO4)2 B. Ca3(PO4)2 C. PbCrO4 D. CaCrO4 Complete the following statements by entering the letter(s) corresponding to the correct compound(s). (If more than one compound fits the description, include all the relevant compounds by writing your answer as a string of characters without punctuation, e.g, ABC.) Without doing any calculations it is possible to determine that barium sulfite is more soluble than _________, and barium sulfite is less soluble than ______ It is not possible to determine whether barium sulfite is more or less soluble than _________ by simply comparing Ksp values

Consider these compounds: A. Ba3(PO4)2 B. Ca3(PO4)2 C. PbCrO4 D. CaCrO4 Complete the following statements by entering the letter(s) corresponding to the correct compound(s). (If more than one compound fits the description, include all the relevant compounds by writing your answer as a string of characters without punctuation, e.g, ABC.) Without doing any calculations it is possible to determine that barium sulfite is more soluble than fill in the blank 1, and barium sulfite is less soluble than fill in the blank 2. It is not possible to determine whether barium sulfite is more or less soluble than fill in the blank 3 by simply comparing Ksp values.

Chemistry Properties of Nylon Longest fiber of nylon: Observations of Nylon "blob": Observation of properties of nylon:

8. Fill in the following boxes. . HO. heat HO. SOC2 NaN3 1. he t 2. H2C 2 Mel +

kwe-Ou fice Editing for Docs, Sheets & Slides| chrome-extension://bpmcpldpdrag, chicefoigmkfalc/views 2022 (1).doc nat Tools Help Normal Unsaved change Edits will not be automatically saved. Times New ... a. b. C. 3. Put the number 403.1 into Scientific Notation. 5. An atom has no net charge because T 6. The mass of a neutron is a. 0 a.m.u. b. 1 a.m.u. C. -1 a.m.u. Ans 12 2. 8.0 ml of a liquid weighs (has a mass of) 24.0 g. What is the density of the liquid? 7. Which tells you the identity of an atom? The atomic mass The number of protons The number of neutrons B 4. What is the symbol of the element in Period 4 and Group VIA on the Periodic Table? M a) The number of neutrons = the number of protons Ans b) The number of electrons = the number of protons c) The number of neutrons = the number of electrons Ans IU A - Save now A- DELL DOO

Please help me solve this question, i have trouble figuring it out, explain and make sure its 1000% correct thank you sm

3. Which polyatomic compound is named incorrectly? (1) Gold (III) lodate; Ag(103)3 (2) Sodium Sulfite; Na2SO3 (3) Magnesium Perchlorate; Mg(CIO4)2 (4) Gallium Nitride; Ga(NO3)3 (5) More than one answer contains a mistake

1. H2(g) + N2 (g)= NH3 (g)

true or false

(c) Argon d) Fluorine 6. The number of nonmetal atoms in Al2(SO4)3 (a) 2 15 (b) (c) 12 (d) 8 7. Which of the following properties of water is not a (a) Water normally boils at 100°C

e 2N2(g) +502 (g) → 2N2O5 (g) BeCl2 (s) + H₂O(g) → BeO(s) + HCl(g) BeCl₂ (s) + H₂O(g) ->> BeO(s) + BaH₂ (s) + H₂O(l) → Ba(OH)2 (s) + H₂(g) BaH₂ (s) + H₂O(l) Submit Answer - Ba(OH)2 (s) + Retry Entire Group 1 more group attempt remaining Cengage Learning Cengage Technical Support HC1(g) H₂(g)

Please i need to answer all the questions. And for question six her is a picture of the model

Can you answer a and b please?

7. F2 (g) NacI (s) -

Which elements can form -2 ions? B. Gric beryllium and calcium b. lithium and fluorine magnesium and chlorine d. C. oxygen and sulfur 10. Which pair of elements will most likely exhibit similar chemical properties? hydrogen and helium nitrogen and phosphorus b. potassium and krypton di 11. What element will be the best conductor of electricity? C. sodium and aluminum helium b. phosphorus potassium d. sulfur C. 96 Exploring Life Through Science-Chemistry

6. Milk of lime is lime in water. true or false

ОН 1. NaH 2. Br

A student has been tasked to determine the percent water in thalium (III) nitrate, Tl(NO3)3 . xH2O. How would the calculated amount of water affected by each of the errors listed below? Would the determination of the amount of water be incorrectly high or low? You must explain your reasoning in order to receive credit. a) Following heating, the sample was allowed to stand in the open air overnight allowing it to absorb moisture before measuring its mass. b) The sample was heated too strongly resulting in the formation of NO2 (g)

Name those 4 compunds

M Apple Google Disney ESPN Yahoo! Biomedical Careers Program ☆ CATEG WHOS r B r SLIVET H₂ (9) + F2(g) → 2HF(g) PC15 (9) → PC13 (9) + Cl₂ (9) CO₂(g) + H₂(g) → CO(g) + H₂O(g) Apple iCloud Yahoo Images Bing Google Wikipedia Facebook Twitter D2L b G 3 2H₂O2 (1) → 2H₂O(1) + O2(g) prod03-cnow-owl.cengagenow.com 2CO2(g) + 5H2(g) → C2H2 (9) + 4H₂O(g) D2L VULLI CETURT JU D2L LITUNTUT T Clear All AS > 0 AS < 0 COWLv2 |... b too close to decide SISS LinkedIn The Weather Channel Yelp TripAdvisor C M G с G C VVIML. + 88 M

The diagram to the right represents solid carbon dioxide, also known as dry ice. Which of the diagrams below best rep- resents the dry ice after it has sublimed into a gas? a. с.

Law of conversation of mass within a chemical Equation

Based on the location of the elements magnesium (Mg) and bromine (Br) in the Periodic Table, which is a characteristic of the compound MgBr2?     A It has a high melting point.     B It is formed by covalent bonds.     C It is a gas at room temperature.     D It does not conduct electricity when dissolved in water.